From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] proj/linux-patches:3.18 commit in: /
Date: Thu, 17 Dec 2015 17:12:24 +0000 (UTC) [thread overview]
Message-ID: <1450372334.7302e8593ad28569d4ce2175a02536b1cdd4b909.mpagano@gentoo> (raw)
commit: 7302e8593ad28569d4ce2175a02536b1cdd4b909
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Thu Dec 17 17:12:14 2015 +0000
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Thu Dec 17 17:12:14 2015 +0000
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=7302e859
Linux patch 3.18.25
0000_README | 4 +
1024_linux-3.18.25.patch | 4339 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 4343 insertions(+)
diff --git a/0000_README b/0000_README
index d829823..369ed3d 100644
--- a/0000_README
+++ b/0000_README
@@ -139,6 +139,10 @@ Patch: 1023_linux-3.18.24.patch
From: http://www.kernel.org
Desc: Linux 3.18.24
+Patch: 1024_linux-3.18.25.patch
+From: http://www.kernel.org
+Desc: Linux 3.18.25
+
Patch: 1500_XATTR_USER_PREFIX.patch
From: https://bugs.gentoo.org/show_bug.cgi?id=470644
Desc: Support for namespace user.pax.* on tmpfs.
diff --git a/1024_linux-3.18.25.patch b/1024_linux-3.18.25.patch
new file mode 100644
index 0000000..dba2da3
--- /dev/null
+++ b/1024_linux-3.18.25.patch
@@ -0,0 +1,4339 @@
+diff --git a/Makefile b/Makefile
+index 9769e3bce6a2..6df25277ea44 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 3
+ PATCHLEVEL = 18
+-SUBLEVEL = 24
++SUBLEVEL = 25
+ EXTRAVERSION =
+ NAME = Diseased Newt
+
+diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
+index f5b00f41c4f6..b8b6e22f9987 100644
+--- a/arch/arm/plat-orion/common.c
++++ b/arch/arm/plat-orion/common.c
+@@ -499,7 +499,7 @@ void __init orion_ge00_switch_init(struct dsa_platform_data *d, int irq)
+
+ d->netdev = &orion_ge00.dev;
+ for (i = 0; i < d->nr_chips; i++)
+- d->chip[i].host_dev = &orion_ge00_shared.dev;
++ d->chip[i].host_dev = &orion_ge_mvmdio.dev;
+ orion_switch_device.dev.platform_data = d;
+
+ platform_device_register(&orion_switch_device);
+diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
+index e7391aef5433..2d54c55400ed 100644
+--- a/arch/arm64/Makefile
++++ b/arch/arm64/Makefile
+@@ -33,7 +33,7 @@ endif
+ CHECKFLAGS += -D__aarch64__
+
+ ifeq ($(CONFIG_ARM64_ERRATUM_843419), y)
+-CFLAGS_MODULE += -mcmodel=large
++KBUILD_CFLAGS_MODULE += -mcmodel=large
+ endif
+
+ # Default value
+diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c
+index 407991bf79f5..ccb6078ed9f2 100644
+--- a/arch/arm64/kernel/stacktrace.c
++++ b/arch/arm64/kernel/stacktrace.c
+@@ -48,11 +48,7 @@ int notrace unwind_frame(struct stackframe *frame)
+
+ frame->sp = fp + 0x10;
+ frame->fp = *(unsigned long *)(fp);
+- /*
+- * -4 here because we care about the PC at time of bl,
+- * not where the return will go.
+- */
+- frame->pc = *(unsigned long *)(fp + 8) - 4;
++ frame->pc = *(unsigned long *)(fp + 8);
+
+ return 0;
+ }
+diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
+index af0dafab5807..79c459a2b684 100644
+--- a/arch/powerpc/kernel/rtas.c
++++ b/arch/powerpc/kernel/rtas.c
+@@ -1045,6 +1045,9 @@ asmlinkage int ppc_rtas(struct rtas_args __user *uargs)
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
++ if (!rtas.entry)
++ return -EINVAL;
++
+ if (copy_from_user(&args, uargs, 3 * sizeof(u32)) != 0)
+ return -EFAULT;
+
+diff --git a/arch/sparc/crypto/aes_glue.c b/arch/sparc/crypto/aes_glue.c
+index 705408766ab0..ef0870500240 100644
+--- a/arch/sparc/crypto/aes_glue.c
++++ b/arch/sparc/crypto/aes_glue.c
+@@ -433,6 +433,7 @@ static struct crypto_alg algs[] = { {
+ .blkcipher = {
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
++ .ivsize = AES_BLOCK_SIZE,
+ .setkey = aes_set_key,
+ .encrypt = cbc_encrypt,
+ .decrypt = cbc_decrypt,
+@@ -452,6 +453,7 @@ static struct crypto_alg algs[] = { {
+ .blkcipher = {
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
++ .ivsize = AES_BLOCK_SIZE,
+ .setkey = aes_set_key,
+ .encrypt = ctr_crypt,
+ .decrypt = ctr_crypt,
+diff --git a/arch/sparc/crypto/camellia_glue.c b/arch/sparc/crypto/camellia_glue.c
+index 641f55cb61c3..eb87d6dd86b1 100644
+--- a/arch/sparc/crypto/camellia_glue.c
++++ b/arch/sparc/crypto/camellia_glue.c
+@@ -274,6 +274,7 @@ static struct crypto_alg algs[] = { {
+ .blkcipher = {
+ .min_keysize = CAMELLIA_MIN_KEY_SIZE,
+ .max_keysize = CAMELLIA_MAX_KEY_SIZE,
++ .ivsize = CAMELLIA_BLOCK_SIZE,
+ .setkey = camellia_set_key,
+ .encrypt = cbc_encrypt,
+ .decrypt = cbc_decrypt,
+diff --git a/arch/sparc/crypto/des_glue.c b/arch/sparc/crypto/des_glue.c
+index d11500972994..1359bfc544e4 100644
+--- a/arch/sparc/crypto/des_glue.c
++++ b/arch/sparc/crypto/des_glue.c
+@@ -429,6 +429,7 @@ static struct crypto_alg algs[] = { {
+ .blkcipher = {
+ .min_keysize = DES_KEY_SIZE,
+ .max_keysize = DES_KEY_SIZE,
++ .ivsize = DES_BLOCK_SIZE,
+ .setkey = des_set_key,
+ .encrypt = cbc_encrypt,
+ .decrypt = cbc_decrypt,
+@@ -485,6 +486,7 @@ static struct crypto_alg algs[] = { {
+ .blkcipher = {
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
++ .ivsize = DES3_EDE_BLOCK_SIZE,
+ .setkey = des3_ede_set_key,
+ .encrypt = cbc3_encrypt,
+ .decrypt = cbc3_decrypt,
+diff --git a/arch/x86/include/uapi/asm/svm.h b/arch/x86/include/uapi/asm/svm.h
+index b5d7640abc5d..8a4add8e4639 100644
+--- a/arch/x86/include/uapi/asm/svm.h
++++ b/arch/x86/include/uapi/asm/svm.h
+@@ -100,6 +100,7 @@
+ { SVM_EXIT_EXCP_BASE + UD_VECTOR, "UD excp" }, \
+ { SVM_EXIT_EXCP_BASE + PF_VECTOR, "PF excp" }, \
+ { SVM_EXIT_EXCP_BASE + NM_VECTOR, "NM excp" }, \
++ { SVM_EXIT_EXCP_BASE + AC_VECTOR, "AC excp" }, \
+ { SVM_EXIT_EXCP_BASE + MC_VECTOR, "MC excp" }, \
+ { SVM_EXIT_INTR, "interrupt" }, \
+ { SVM_EXIT_NMI, "nmi" }, \
+diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
+index 974e4d98ed29..852572c971c4 100644
+--- a/arch/x86/kvm/emulate.c
++++ b/arch/x86/kvm/emulate.c
+@@ -658,7 +658,7 @@ static int __linearize(struct x86_emulate_ctxt *ctxt,
+ *max_size = 0;
+ switch (ctxt->mode) {
+ case X86EMUL_MODE_PROT64:
+- if (((signed long)la << 16) >> 16 != la)
++ if (is_noncanonical_address(la))
+ return emulate_gp(ctxt, 0);
+
+ *max_size = min_t(u64, ~0u, (1ull << 48) - la);
+diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
+index f98baebfa9a7..9dc0aa0dae96 100644
+--- a/arch/x86/kvm/svm.c
++++ b/arch/x86/kvm/svm.c
+@@ -1103,6 +1103,7 @@ static void init_vmcb(struct vcpu_svm *svm)
+ set_exception_intercept(svm, PF_VECTOR);
+ set_exception_intercept(svm, UD_VECTOR);
+ set_exception_intercept(svm, MC_VECTOR);
++ set_exception_intercept(svm, AC_VECTOR);
+
+ set_intercept(svm, INTERCEPT_INTR);
+ set_intercept(svm, INTERCEPT_NMI);
+@@ -1789,6 +1790,12 @@ static int ud_interception(struct vcpu_svm *svm)
+ return 1;
+ }
+
++static int ac_interception(struct vcpu_svm *svm)
++{
++ kvm_queue_exception_e(&svm->vcpu, AC_VECTOR, 0);
++ return 1;
++}
++
+ static void svm_fpu_activate(struct kvm_vcpu *vcpu)
+ {
+ struct vcpu_svm *svm = to_svm(vcpu);
+@@ -3350,6 +3357,7 @@ static int (*const svm_exit_handlers[])(struct vcpu_svm *svm) = {
+ [SVM_EXIT_EXCP_BASE + PF_VECTOR] = pf_interception,
+ [SVM_EXIT_EXCP_BASE + NM_VECTOR] = nm_interception,
+ [SVM_EXIT_EXCP_BASE + MC_VECTOR] = mc_interception,
++ [SVM_EXIT_EXCP_BASE + AC_VECTOR] = ac_interception,
+ [SVM_EXIT_INTR] = intr_interception,
+ [SVM_EXIT_NMI] = nmi_interception,
+ [SVM_EXIT_SMI] = nop_on_interception,
+diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
+index 0d7f1dcfcdac..84de207a8848 100644
+--- a/arch/x86/kvm/vmx.c
++++ b/arch/x86/kvm/vmx.c
+@@ -1493,7 +1493,7 @@ static void update_exception_bitmap(struct kvm_vcpu *vcpu)
+ u32 eb;
+
+ eb = (1u << PF_VECTOR) | (1u << UD_VECTOR) | (1u << MC_VECTOR) |
+- (1u << NM_VECTOR) | (1u << DB_VECTOR);
++ (1u << NM_VECTOR) | (1u << DB_VECTOR) | (1u << AC_VECTOR);
+ if ((vcpu->guest_debug &
+ (KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_USE_SW_BP)) ==
+ (KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_USE_SW_BP))
+@@ -4933,6 +4933,9 @@ static int handle_exception(struct kvm_vcpu *vcpu)
+ return handle_rmode_exception(vcpu, ex_no, error_code);
+
+ switch (ex_no) {
++ case AC_VECTOR:
++ kvm_queue_exception_e(vcpu, AC_VECTOR, error_code);
++ return 1;
+ case DB_VECTOR:
+ dr6 = vmcs_readl(EXIT_QUALIFICATION);
+ if (!(vcpu->guest_debug &
+diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
+index 40886c489903..520729d898fe 100644
+--- a/crypto/ablkcipher.c
++++ b/crypto/ablkcipher.c
+@@ -695,7 +695,7 @@ struct crypto_ablkcipher *crypto_alloc_ablkcipher(const char *alg_name,
+ err:
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+diff --git a/crypto/ahash.c b/crypto/ahash.c
+index f6a36a52d738..c1d8591913e9 100644
+--- a/crypto/ahash.c
++++ b/crypto/ahash.c
+@@ -543,7 +543,8 @@ static int ahash_prepare_alg(struct ahash_alg *alg)
+ struct crypto_alg *base = &alg->halg.base;
+
+ if (alg->halg.digestsize > PAGE_SIZE / 8 ||
+- alg->halg.statesize > PAGE_SIZE / 8)
++ alg->halg.statesize > PAGE_SIZE / 8 ||
++ alg->halg.statesize == 0)
+ return -EINVAL;
+
+ base->cra_type = &crypto_ahash_type;
+diff --git a/crypto/algapi.c b/crypto/algapi.c
+index 71a8143e23b1..314cc745f2f8 100644
+--- a/crypto/algapi.c
++++ b/crypto/algapi.c
+@@ -337,7 +337,7 @@ static void crypto_wait_for_test(struct crypto_larval *larval)
+ crypto_alg_tested(larval->alg.cra_driver_name, 0);
+ }
+
+- err = wait_for_completion_interruptible(&larval->completion);
++ err = wait_for_completion_killable(&larval->completion);
+ WARN_ON(err);
+
+ out:
+diff --git a/crypto/api.c b/crypto/api.c
+index 2a81e98a0021..7db2e89a3114 100644
+--- a/crypto/api.c
++++ b/crypto/api.c
+@@ -172,7 +172,7 @@ static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg)
+ struct crypto_larval *larval = (void *)alg;
+ long timeout;
+
+- timeout = wait_for_completion_interruptible_timeout(
++ timeout = wait_for_completion_killable_timeout(
+ &larval->completion, 60 * HZ);
+
+ alg = larval->adult;
+@@ -435,7 +435,7 @@ struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask)
+ err:
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+@@ -552,7 +552,7 @@ void *crypto_alloc_tfm(const char *alg_name,
+ err:
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c
+index e2a34feec7a4..c90af2537d24 100644
+--- a/crypto/crypto_user.c
++++ b/crypto/crypto_user.c
+@@ -367,7 +367,7 @@ static struct crypto_alg *crypto_user_aead_alg(const char *name, u32 type,
+ err = PTR_ERR(alg);
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
+index dc1ca84e90f1..8f51d6e3883e 100644
+--- a/drivers/block/rbd.c
++++ b/drivers/block/rbd.c
+@@ -3780,6 +3780,9 @@ static int rbd_init_disk(struct rbd_device *rbd_dev)
+ q->limits.discard_zeroes_data = 1;
+
+ blk_queue_merge_bvec(q, rbd_merge_bvec);
++ if (!ceph_test_opt(rbd_dev->rbd_client->client, NOCRC))
++ q->backing_dev_info.capabilities |= BDI_CAP_STABLE_WRITES;
++
+ disk->queue = q;
+
+ q->queuedata = rbd_dev;
+@@ -5198,7 +5201,6 @@ static int rbd_dev_probe_parent(struct rbd_device *rbd_dev)
+ out_err:
+ if (parent) {
+ rbd_dev_unparent(rbd_dev);
+- kfree(rbd_dev->header_name);
+ rbd_dev_destroy(parent);
+ } else {
+ rbd_put_client(rbdc);
+diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
+index 218c4858f494..34a01f191b33 100644
+--- a/drivers/block/xen-blkfront.c
++++ b/drivers/block/xen-blkfront.c
+@@ -1911,7 +1911,8 @@ static void blkback_changed(struct xenbus_device *dev,
+ break;
+ /* Missed the backend's Closing state -- fallthrough */
+ case XenbusStateClosing:
+- blkfront_closing(info);
++ if (info)
++ blkfront_closing(info);
+ break;
+ }
+ }
+diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
+index 448327fe4d85..60c68e3cedeb 100644
+--- a/drivers/gpu/drm/i915/intel_display.c
++++ b/drivers/gpu/drm/i915/intel_display.c
+@@ -1650,6 +1650,8 @@ static void i9xx_enable_pll(struct intel_crtc *crtc)
+ I915_READ(DPLL(!crtc->pipe)) | DPLL_DVO_2X_MODE);
+ }
+
++ I915_WRITE(reg, dpll);
++
+ /* Wait for the clocks to stabilize. */
+ POSTING_READ(reg);
+ udelay(150);
+diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+index 593ef8a2a069..ddcfc1d2544b 100644
+--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
++++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+@@ -178,8 +178,30 @@ nouveau_fbcon_sync(struct fb_info *info)
+ return 0;
+ }
+
++static int
++nouveau_fbcon_open(struct fb_info *info, int user)
++{
++ struct nouveau_fbdev *fbcon = info->par;
++ struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
++ int ret = pm_runtime_get_sync(drm->dev->dev);
++ if (ret < 0 && ret != -EACCES)
++ return ret;
++ return 0;
++}
++
++static int
++nouveau_fbcon_release(struct fb_info *info, int user)
++{
++ struct nouveau_fbdev *fbcon = info->par;
++ struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
++ pm_runtime_put(drm->dev->dev);
++ return 0;
++}
++
+ static struct fb_ops nouveau_fbcon_ops = {
+ .owner = THIS_MODULE,
++ .fb_open = nouveau_fbcon_open,
++ .fb_release = nouveau_fbcon_release,
+ .fb_check_var = drm_fb_helper_check_var,
+ .fb_set_par = drm_fb_helper_set_par,
+ .fb_fillrect = nouveau_fbcon_fillrect,
+@@ -195,6 +217,8 @@ static struct fb_ops nouveau_fbcon_ops = {
+
+ static struct fb_ops nouveau_fbcon_sw_ops = {
+ .owner = THIS_MODULE,
++ .fb_open = nouveau_fbcon_open,
++ .fb_release = nouveau_fbcon_release,
+ .fb_check_var = drm_fb_helper_check_var,
+ .fb_set_par = drm_fb_helper_set_par,
+ .fb_fillrect = cfb_fillrect,
+diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
+index 36951ee4b157..9fcc77d5923e 100644
+--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
++++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
+@@ -199,11 +199,12 @@ nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem,
+ struct nouveau_bo *nvbo = nouveau_gem_object(gem);
+ struct nouveau_vma *vma;
+
+- if (nvbo->bo.mem.mem_type == TTM_PL_TT)
++ if (is_power_of_2(nvbo->valid_domains))
++ rep->domain = nvbo->valid_domains;
++ else if (nvbo->bo.mem.mem_type == TTM_PL_TT)
+ rep->domain = NOUVEAU_GEM_DOMAIN_GART;
+ else
+ rep->domain = NOUVEAU_GEM_DOMAIN_VRAM;
+-
+ rep->offset = nvbo->bo.offset;
+ if (cli->vm) {
+ vma = nouveau_bo_vma_find(nvbo, cli->vm);
+diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
+index d6f0e40db81d..ee38f9aba391 100644
+--- a/drivers/gpu/drm/radeon/radeon.h
++++ b/drivers/gpu/drm/radeon/radeon.h
+@@ -1628,6 +1628,7 @@ struct radeon_pm {
+ struct device *int_hwmon_dev;
+ /* dpm */
+ bool dpm_enabled;
++ bool sysfs_initialized;
+ struct radeon_dpm dpm;
+ };
+
+diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
+index 2e1e9aa79cea..21e6e9745d00 100644
+--- a/drivers/gpu/drm/radeon/radeon_display.c
++++ b/drivers/gpu/drm/radeon/radeon_display.c
+@@ -1619,18 +1619,8 @@ int radeon_modeset_init(struct radeon_device *rdev)
+ radeon_fbdev_init(rdev);
+ drm_kms_helper_poll_init(rdev->ddev);
+
+- if (rdev->pm.dpm_enabled) {
+- /* do dpm late init */
+- ret = radeon_pm_late_init(rdev);
+- if (ret) {
+- rdev->pm.dpm_enabled = false;
+- DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n");
+- }
+- /* set the dpm state for PX since there won't be
+- * a modeset to call this.
+- */
+- radeon_pm_compute_clocks(rdev);
+- }
++ /* do pm late init */
++ ret = radeon_pm_late_init(rdev);
+
+ return 0;
+ }
+diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
+index 1d94b542cd82..fa537c0602e8 100644
+--- a/drivers/gpu/drm/radeon/radeon_pm.c
++++ b/drivers/gpu/drm/radeon/radeon_pm.c
+@@ -1192,14 +1192,6 @@ static int radeon_pm_init_old(struct radeon_device *rdev)
+ INIT_DELAYED_WORK(&rdev->pm.dynpm_idle_work, radeon_dynpm_idle_work_handler);
+
+ if (rdev->pm.num_power_states > 1) {
+- /* where's the best place to put these? */
+- ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+- if (ret)
+- DRM_ERROR("failed to create device file for power profile\n");
+- ret = device_create_file(rdev->dev, &dev_attr_power_method);
+- if (ret)
+- DRM_ERROR("failed to create device file for power method\n");
+-
+ if (radeon_debugfs_pm_init(rdev)) {
+ DRM_ERROR("Failed to register debugfs file for PM!\n");
+ }
+@@ -1257,20 +1249,6 @@ static int radeon_pm_init_dpm(struct radeon_device *rdev)
+ goto dpm_failed;
+ rdev->pm.dpm_enabled = true;
+
+- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
+- if (ret)
+- DRM_ERROR("failed to create device file for dpm state\n");
+- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
+- if (ret)
+- DRM_ERROR("failed to create device file for dpm state\n");
+- /* XXX: these are noops for dpm but are here for backwards compat */
+- ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+- if (ret)
+- DRM_ERROR("failed to create device file for power profile\n");
+- ret = device_create_file(rdev->dev, &dev_attr_power_method);
+- if (ret)
+- DRM_ERROR("failed to create device file for power method\n");
+-
+ if (radeon_debugfs_pm_init(rdev)) {
+ DRM_ERROR("Failed to register debugfs file for dpm!\n");
+ }
+@@ -1411,9 +1389,51 @@ int radeon_pm_late_init(struct radeon_device *rdev)
+ int ret = 0;
+
+ if (rdev->pm.pm_method == PM_METHOD_DPM) {
+- mutex_lock(&rdev->pm.mutex);
+- ret = radeon_dpm_late_enable(rdev);
+- mutex_unlock(&rdev->pm.mutex);
++ if (rdev->pm.dpm_enabled) {
++ if (!rdev->pm.sysfs_initialized) {
++ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
++ if (ret)
++ DRM_ERROR("failed to create device file for dpm state\n");
++ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
++ if (ret)
++ DRM_ERROR("failed to create device file for dpm state\n");
++ /* XXX: these are noops for dpm but are here for backwards compat */
++ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
++ if (ret)
++ DRM_ERROR("failed to create device file for power profile\n");
++ ret = device_create_file(rdev->dev, &dev_attr_power_method);
++ if (ret)
++ DRM_ERROR("failed to create device file for power method\n");
++ if (!ret)
++ rdev->pm.sysfs_initialized = true;
++ }
++
++ mutex_lock(&rdev->pm.mutex);
++ ret = radeon_dpm_late_enable(rdev);
++ mutex_unlock(&rdev->pm.mutex);
++ if (ret) {
++ rdev->pm.dpm_enabled = false;
++ DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n");
++ } else {
++ /* set the dpm state for PX since there won't be
++ * a modeset to call this.
++ */
++ radeon_pm_compute_clocks(rdev);
++ }
++ }
++ } else {
++ if ((rdev->pm.num_power_states > 1) &&
++ (!rdev->pm.sysfs_initialized)) {
++ /* where's the best place to put these? */
++ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
++ if (ret)
++ DRM_ERROR("failed to create device file for power profile\n");
++ ret = device_create_file(rdev->dev, &dev_attr_power_method);
++ if (ret)
++ DRM_ERROR("failed to create device file for power method\n");
++ if (!ret)
++ rdev->pm.sysfs_initialized = true;
++ }
+ }
+ return ret;
+ }
+diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
+index f822fd2a1ada..884d82f9190e 100644
+--- a/drivers/hid/hid-apple.c
++++ b/drivers/hid/hid-apple.c
+@@ -546,6 +546,12 @@ static const struct hid_device_id apple_devices[] = {
+ .driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS),
+ .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI),
++ .driver_data = APPLE_HAS_FN },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO),
++ .driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS),
++ .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
+ .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
+diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
+index 737d18c924bc..ab52d1b30161 100644
+--- a/drivers/hid/hid-core.c
++++ b/drivers/hid/hid-core.c
+@@ -1751,6 +1751,9 @@ static const struct hid_device_id hid_have_special_driver[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
+@@ -2434,6 +2437,9 @@ static const struct hid_device_id hid_mouse_ignore_list[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
++ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
+ { }
+diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
+index ef984eba8396..984e43cb83f0 100644
+--- a/drivers/hid/hid-ids.h
++++ b/drivers/hid/hid-ids.h
+@@ -142,6 +142,9 @@
+ #define USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI 0x0290
+ #define USB_DEVICE_ID_APPLE_WELLSPRING8_ISO 0x0291
+ #define USB_DEVICE_ID_APPLE_WELLSPRING8_JIS 0x0292
++#define USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI 0x0272
++#define USB_DEVICE_ID_APPLE_WELLSPRING9_ISO 0x0273
++#define USB_DEVICE_ID_APPLE_WELLSPRING9_JIS 0x0274
+ #define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY 0x030a
+ #define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY 0x030b
+ #define USB_DEVICE_ID_APPLE_IRCONTROL 0x8240
+@@ -918,7 +921,8 @@
+ #define USB_DEVICE_ID_TOUCHPACK_RTS 0x1688
+
+ #define USB_VENDOR_ID_TPV 0x25aa
+-#define USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN 0x8883
++#define USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN_8882 0x8882
++#define USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN_8883 0x8883
+
+ #define USB_VENDOR_ID_TURBOX 0x062a
+ #define USB_DEVICE_ID_TURBOX_KEYBOARD 0x0201
+diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
+index a4d1fe64c925..f7dd36e4fcb3 100644
+--- a/drivers/hid/usbhid/hid-quirks.c
++++ b/drivers/hid/usbhid/hid-quirks.c
+@@ -111,7 +111,8 @@ static const struct hid_blacklist {
+ { USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_SYMBOL, USB_DEVICE_ID_SYMBOL_SCANNER_1, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_SYMBOL, USB_DEVICE_ID_SYMBOL_SCANNER_2, HID_QUIRK_NOGET },
+- { USB_VENDOR_ID_TPV, USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN, HID_QUIRK_NOGET },
++ { USB_VENDOR_ID_TPV, USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN_8882, HID_QUIRK_NOGET },
++ { USB_VENDOR_ID_TPV, USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN_8883, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_KNA5, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWA60, HID_QUIRK_MULTI_INPUT },
+diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
+index 373dd4d47765..76babdb800f9 100644
+--- a/drivers/i2c/busses/i2c-designware-platdrv.c
++++ b/drivers/i2c/busses/i2c-designware-platdrv.c
+@@ -24,6 +24,7 @@
+ #include <linux/kernel.h>
+ #include <linux/module.h>
+ #include <linux/delay.h>
++#include <linux/dmi.h>
+ #include <linux/i2c.h>
+ #include <linux/clk.h>
+ #include <linux/clk-provider.h>
+@@ -51,6 +52,22 @@ static u32 i2c_dw_get_clk_rate_khz(struct dw_i2c_dev *dev)
+ }
+
+ #ifdef CONFIG_ACPI
++/*
++ * The HCNT/LCNT information coming from ACPI should be the most accurate
++ * for given platform. However, some systems get it wrong. On such systems
++ * we get better results by calculating those based on the input clock.
++ */
++static const struct dmi_system_id dw_i2c_no_acpi_params[] = {
++ {
++ .ident = "Dell Inspiron 7348",
++ .matches = {
++ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
++ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7348"),
++ },
++ },
++ { }
++};
++
+ static void dw_i2c_acpi_params(struct platform_device *pdev, char method[],
+ u16 *hcnt, u16 *lcnt, u32 *sda_hold)
+ {
+@@ -58,6 +75,9 @@ static void dw_i2c_acpi_params(struct platform_device *pdev, char method[],
+ acpi_handle handle = ACPI_HANDLE(&pdev->dev);
+ union acpi_object *obj;
+
++ if (dmi_check_system(dw_i2c_no_acpi_params))
++ return;
++
+ if (ACPI_FAILURE(acpi_evaluate_object(handle, method, NULL, &buf)))
+ return;
+
+diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
+index d826e82dd997..47bd421f2750 100644
+--- a/drivers/i2c/busses/i2c-rcar.c
++++ b/drivers/i2c/busses/i2c-rcar.c
+@@ -584,15 +584,16 @@ static int rcar_i2c_probe(struct platform_device *pdev)
+ return ret;
+ }
+
++ pm_runtime_enable(dev);
++ platform_set_drvdata(pdev, priv);
++
+ ret = i2c_add_numbered_adapter(adap);
+ if (ret < 0) {
+ dev_err(dev, "reg adap failed: %d\n", ret);
++ pm_runtime_disable(dev);
+ return ret;
+ }
+
+- pm_runtime_enable(dev);
+- platform_set_drvdata(pdev, priv);
+-
+ dev_info(dev, "probed\n");
+
+ return 0;
+diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
+index c127af99a0e0..b928e7a62f59 100644
+--- a/drivers/i2c/busses/i2c-s3c2410.c
++++ b/drivers/i2c/busses/i2c-s3c2410.c
+@@ -1219,17 +1219,19 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
+ i2c->adap.nr = i2c->pdata->bus_num;
+ i2c->adap.dev.of_node = pdev->dev.of_node;
+
++ platform_set_drvdata(pdev, i2c);
++
++ pm_runtime_enable(&pdev->dev);
++
+ ret = i2c_add_numbered_adapter(&i2c->adap);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "failed to add bus to i2c core\n");
++ pm_runtime_disable(&pdev->dev);
+ s3c24xx_i2c_deregister_cpufreq(i2c);
+ clk_unprepare(i2c->clk);
+ return ret;
+ }
+
+- platform_set_drvdata(pdev, i2c);
+-
+- pm_runtime_enable(&pdev->dev);
+ pm_runtime_enable(&i2c->adap.dev);
+
+ dev_info(&pdev->dev, "%s: S3C I2C adapter\n", dev_name(&i2c->adap.dev));
+diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
+index e28a494e2a3a..c3a83f7aa096 100644
+--- a/drivers/infiniband/core/cm.c
++++ b/drivers/infiniband/core/cm.c
+@@ -860,6 +860,11 @@ retest:
+ case IB_CM_SIDR_REQ_RCVD:
+ spin_unlock_irq(&cm_id_priv->lock);
+ cm_reject_sidr_req(cm_id_priv, IB_SIDR_REJECT);
++ spin_lock_irq(&cm.lock);
++ if (!RB_EMPTY_NODE(&cm_id_priv->sidr_id_node))
++ rb_erase(&cm_id_priv->sidr_id_node,
++ &cm.remote_sidr_table);
++ spin_unlock_irq(&cm.lock);
+ break;
+ case IB_CM_REQ_SENT:
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
+@@ -3099,7 +3104,10 @@ int ib_send_cm_sidr_rep(struct ib_cm_id *cm_id,
+ spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+
+ spin_lock_irqsave(&cm.lock, flags);
+- rb_erase(&cm_id_priv->sidr_id_node, &cm.remote_sidr_table);
++ if (!RB_EMPTY_NODE(&cm_id_priv->sidr_id_node)) {
++ rb_erase(&cm_id_priv->sidr_id_node, &cm.remote_sidr_table);
++ RB_CLEAR_NODE(&cm_id_priv->sidr_id_node);
++ }
+ spin_unlock_irqrestore(&cm.lock, flags);
+ return 0;
+
+diff --git a/drivers/input/joystick/Kconfig b/drivers/input/joystick/Kconfig
+index 56eb471b5576..4215b5382092 100644
+--- a/drivers/input/joystick/Kconfig
++++ b/drivers/input/joystick/Kconfig
+@@ -196,6 +196,7 @@ config JOYSTICK_TWIDJOY
+ config JOYSTICK_ZHENHUA
+ tristate "5-byte Zhenhua RC transmitter"
+ select SERIO
++ select BITREVERSE
+ help
+ Say Y here if you have a Zhen Hua PPM-4CH transmitter which is
+ supplied with a ready to fly micro electric indoor helicopters
+diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
+index 024b7bdffe5b..3ab045369c0c 100644
+--- a/drivers/input/keyboard/omap4-keypad.c
++++ b/drivers/input/keyboard/omap4-keypad.c
+@@ -266,7 +266,7 @@ static int omap4_keypad_probe(struct platform_device *pdev)
+
+ error = omap4_keypad_parse_dt(&pdev->dev, keypad_data);
+ if (error)
+- return error;
++ goto err_free_keypad;
+
+ res = request_mem_region(res->start, resource_size(res), pdev->name);
+ if (!res) {
+diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
+index 95a3a6e2faf6..51a61e28b89e 100644
+--- a/drivers/input/mouse/psmouse-base.c
++++ b/drivers/input/mouse/psmouse-base.c
+@@ -1473,6 +1473,10 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv)
+ if (error)
+ goto err_clear_drvdata;
+
++ /* give PT device some time to settle down before probing */
++ if (serio->id.type == SERIO_PS_PSTHRU)
++ usleep_range(10000, 15000);
++
+ if (psmouse_probe(psmouse) < 0) {
+ error = -ENODEV;
+ goto err_close_serio;
+diff --git a/drivers/input/serio/parkbd.c b/drivers/input/serio/parkbd.c
+index 26b45936f9fd..1e8cd6f1fe9e 100644
+--- a/drivers/input/serio/parkbd.c
++++ b/drivers/input/serio/parkbd.c
+@@ -194,6 +194,7 @@ static int __init parkbd_init(void)
+ parkbd_port = parkbd_allocate_serio();
+ if (!parkbd_port) {
+ parport_release(parkbd_dev);
++ parport_unregister_device(parkbd_dev);
+ return -ENOMEM;
+ }
+
+diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
+index fab0ea1a46d1..af3daf89c77d 100644
+--- a/drivers/iommu/amd_iommu.c
++++ b/drivers/iommu/amd_iommu.c
+@@ -1705,14 +1705,16 @@ static unsigned long dma_ops_area_alloc(struct device *dev,
+ unsigned long next_bit = dom->next_address % APERTURE_RANGE_SIZE;
+ int max_index = dom->aperture_size >> APERTURE_RANGE_SHIFT;
+ int i = start >> APERTURE_RANGE_SHIFT;
+- unsigned long boundary_size;
++ unsigned long boundary_size, mask;
+ unsigned long address = -1;
+ unsigned long limit;
+
+ next_bit >>= PAGE_SHIFT;
+
+- boundary_size = ALIGN(dma_get_seg_boundary(dev) + 1,
+- PAGE_SIZE) >> PAGE_SHIFT;
++ mask = dma_get_seg_boundary(dev);
++
++ boundary_size = mask + 1 ? ALIGN(mask + 1, PAGE_SIZE) >> PAGE_SHIFT :
++ 1UL << (BITS_PER_LONG - PAGE_SHIFT);
+
+ for (;i < max_index; ++i) {
+ unsigned long offset = dom->aperture[i]->offset >> PAGE_SHIFT;
+@@ -2100,8 +2102,8 @@ static void set_dte_entry(u16 devid, struct protection_domain *domain, bool ats)
+ static void clear_dte_entry(u16 devid)
+ {
+ /* remove entry from the device table seen by the hardware */
+- amd_iommu_dev_table[devid].data[0] = IOMMU_PTE_P | IOMMU_PTE_TV;
+- amd_iommu_dev_table[devid].data[1] = 0;
++ amd_iommu_dev_table[devid].data[0] = IOMMU_PTE_P | IOMMU_PTE_TV;
++ amd_iommu_dev_table[devid].data[1] &= DTE_FLAG_MASK;
+
+ amd_iommu_apply_erratum_63(devid);
+ }
+diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
+index cec51a8ba844..791442af1fba 100644
+--- a/drivers/iommu/amd_iommu_types.h
++++ b/drivers/iommu/amd_iommu_types.h
+@@ -289,6 +289,7 @@
+ #define IOMMU_PTE_IR (1ULL << 61)
+ #define IOMMU_PTE_IW (1ULL << 62)
+
++#define DTE_FLAG_MASK (0x3ffULL << 32)
+ #define DTE_FLAG_IOTLB (0x01UL << 32)
+ #define DTE_FLAG_GV (0x01ULL << 55)
+ #define DTE_GLX_SHIFT (56)
+diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
+index 0801e35b9940..a7c9685c52f6 100644
+--- a/drivers/md/dm-thin.c
++++ b/drivers/md/dm-thin.c
+@@ -2596,7 +2596,7 @@ static int pool_ctr(struct dm_target *ti, unsigned argc, char **argv)
+ metadata_low_callback,
+ pool);
+ if (r)
+- goto out_free_pt;
++ goto out_flags_changed;
+
+ pt->callbacks.congested_fn = pool_is_congested;
+ dm_table_add_target_callbacks(ti->table, &pt->callbacks);
+diff --git a/drivers/md/md.c b/drivers/md/md.c
+index 9c5d53f3e4c6..6c169f18aab8 100644
+--- a/drivers/md/md.c
++++ b/drivers/md/md.c
+@@ -7560,8 +7560,7 @@ static int remove_and_add_spares(struct mddev *mddev,
+ !test_bit(Bitmap_sync, &rdev->flags)))
+ continue;
+
+- if (rdev->saved_raid_disk < 0)
+- rdev->recovery_offset = 0;
++ rdev->recovery_offset = 0;
+ if (mddev->pers->
+ hot_add_disk(mddev, rdev) == 0) {
+ if (sysfs_link_rdev(mddev, rdev))
+diff --git a/drivers/md/persistent-data/dm-btree-remove.c b/drivers/md/persistent-data/dm-btree-remove.c
+index 7c0d75547ccf..92cd09f3c69b 100644
+--- a/drivers/md/persistent-data/dm-btree-remove.c
++++ b/drivers/md/persistent-data/dm-btree-remove.c
+@@ -301,11 +301,16 @@ static void redistribute3(struct dm_btree_info *info, struct btree_node *parent,
+ {
+ int s;
+ uint32_t max_entries = le32_to_cpu(left->header.max_entries);
+- unsigned target = (nr_left + nr_center + nr_right) / 3;
+- BUG_ON(target > max_entries);
++ unsigned total = nr_left + nr_center + nr_right;
++ unsigned target_right = total / 3;
++ unsigned remainder = (target_right * 3) != total;
++ unsigned target_left = target_right + remainder;
++
++ BUG_ON(target_left > max_entries);
++ BUG_ON(target_right > max_entries);
+
+ if (nr_left < nr_right) {
+- s = nr_left - target;
++ s = nr_left - target_left;
+
+ if (s < 0 && nr_center < -s) {
+ /* not enough in central node */
+@@ -316,10 +321,10 @@ static void redistribute3(struct dm_btree_info *info, struct btree_node *parent,
+ } else
+ shift(left, center, s);
+
+- shift(center, right, target - nr_right);
++ shift(center, right, target_right - nr_right);
+
+ } else {
+- s = target - nr_right;
++ s = target_right - nr_right;
+ if (s > 0 && nr_center < s) {
+ /* not enough in central node */
+ shift(center, right, nr_center);
+@@ -329,7 +334,7 @@ static void redistribute3(struct dm_btree_info *info, struct btree_node *parent,
+ } else
+ shift(center, right, s);
+
+- shift(left, center, nr_left - target);
++ shift(left, center, nr_left - target_left);
+ }
+
+ *key_ptr(parent, c->index) = center->keys[0];
+diff --git a/drivers/md/persistent-data/dm-btree.c b/drivers/md/persistent-data/dm-btree.c
+index c7726cebc495..d6e47033b5e0 100644
+--- a/drivers/md/persistent-data/dm-btree.c
++++ b/drivers/md/persistent-data/dm-btree.c
+@@ -523,7 +523,7 @@ static int btree_split_beneath(struct shadow_spine *s, uint64_t key)
+
+ r = new_block(s->info, &right);
+ if (r < 0) {
+- /* FIXME: put left */
++ unlock_block(s->info, left);
+ return r;
+ }
+
+diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
+index d24245c7b94a..3c8ada48ca76 100644
+--- a/drivers/md/raid1.c
++++ b/drivers/md/raid1.c
+@@ -2245,7 +2245,7 @@ static int narrow_write_error(struct r1bio *r1_bio, int i)
+ bio_trim(wbio, sector - r1_bio->sector, sectors);
+ wbio->bi_iter.bi_sector += rdev->data_offset;
+ wbio->bi_bdev = rdev->bdev;
+- if (submit_bio_wait(WRITE, wbio) == 0)
++ if (submit_bio_wait(WRITE, wbio) < 0)
+ /* failure! */
+ ok = rdev_set_badblocks(rdev, sector,
+ sectors, 0)
+diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
+index 17eb76760bf5..644f9e576736 100644
+--- a/drivers/md/raid10.c
++++ b/drivers/md/raid10.c
+@@ -2599,7 +2599,7 @@ static int narrow_write_error(struct r10bio *r10_bio, int i)
+ choose_data_offset(r10_bio, rdev) +
+ (sector - r10_bio->sector));
+ wbio->bi_bdev = rdev->bdev;
+- if (submit_bio_wait(WRITE, wbio) == 0)
++ if (submit_bio_wait(WRITE, wbio) < 0)
+ /* Failure! */
+ ok = rdev_set_badblocks(rdev, sector,
+ sectors, 0)
+diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
+index e421016bab77..5fa7549ba409 100644
+--- a/drivers/md/raid5.c
++++ b/drivers/md/raid5.c
+@@ -3060,6 +3060,8 @@ static void handle_stripe_clean_event(struct r5conf *conf,
+ }
+ if (!discard_pending &&
+ test_bit(R5_Discard, &sh->dev[sh->pd_idx].flags)) {
++ int hash = sh->hash_lock_index;
++
+ clear_bit(R5_Discard, &sh->dev[sh->pd_idx].flags);
+ clear_bit(R5_UPTODATE, &sh->dev[sh->pd_idx].flags);
+ if (sh->qd_idx >= 0) {
+@@ -3073,9 +3075,9 @@ static void handle_stripe_clean_event(struct r5conf *conf,
+ * no updated data, so remove it from hash list and the stripe
+ * will be reinitialized
+ */
+- spin_lock_irq(&conf->device_lock);
++ spin_lock_irq(conf->hash_locks + hash);
+ remove_hash(sh);
+- spin_unlock_irq(&conf->device_lock);
++ spin_unlock_irq(conf->hash_locks + hash);
+ if (test_bit(STRIPE_SYNC_REQUESTED, &sh->state))
+ set_bit(STRIPE_HANDLE, &sh->state);
+
+diff --git a/drivers/media/platform/vsp1/vsp1_regs.h b/drivers/media/platform/vsp1/vsp1_regs.h
+index 55f163d32d15..8bf802ca16ac 100644
+--- a/drivers/media/platform/vsp1/vsp1_regs.h
++++ b/drivers/media/platform/vsp1/vsp1_regs.h
+@@ -238,7 +238,7 @@
+ #define VI6_WPF_SZCLIP_EN (1 << 28)
+ #define VI6_WPF_SZCLIP_OFST_MASK (0xff << 16)
+ #define VI6_WPF_SZCLIP_OFST_SHIFT 16
+-#define VI6_WPF_SZCLIP_SIZE_MASK (0x1fff << 0)
++#define VI6_WPF_SZCLIP_SIZE_MASK (0xfff << 0)
+ #define VI6_WPF_SZCLIP_SIZE_SHIFT 0
+
+ #define VI6_WPF_OUTFMT 0x100c
+@@ -304,9 +304,9 @@
+ #define VI6_DPR_HST_ROUTE 0x2044
+ #define VI6_DPR_HSI_ROUTE 0x2048
+ #define VI6_DPR_BRU_ROUTE 0x204c
+-#define VI6_DPR_ROUTE_FXA_MASK (0xff << 8)
++#define VI6_DPR_ROUTE_FXA_MASK (0xff << 16)
+ #define VI6_DPR_ROUTE_FXA_SHIFT 16
+-#define VI6_DPR_ROUTE_FP_MASK (0xff << 8)
++#define VI6_DPR_ROUTE_FP_MASK (0x3f << 8)
+ #define VI6_DPR_ROUTE_FP_SHIFT 8
+ #define VI6_DPR_ROUTE_RT_MASK (0x3f << 0)
+ #define VI6_DPR_ROUTE_RT_SHIFT 0
+diff --git a/drivers/media/usb/gspca/m5602/m5602_s5k83a.c b/drivers/media/usb/gspca/m5602/m5602_s5k83a.c
+index 7cbc3a00bda8..bf6b215438e3 100644
+--- a/drivers/media/usb/gspca/m5602/m5602_s5k83a.c
++++ b/drivers/media/usb/gspca/m5602/m5602_s5k83a.c
+@@ -177,7 +177,7 @@ static int rotation_thread_function(void *data)
+ __s32 vflip, hflip;
+
+ set_current_state(TASK_INTERRUPTIBLE);
+- while (!schedule_timeout(100)) {
++ while (!schedule_timeout(msecs_to_jiffies(100))) {
+ if (mutex_lock_interruptible(&sd->gspca_dev.usb_lock))
+ break;
+
+diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c
+index 9bfa041e3316..d78689831aea 100644
+--- a/drivers/media/usb/usbvision/usbvision-video.c
++++ b/drivers/media/usb/usbvision/usbvision-video.c
+@@ -435,6 +435,7 @@ static int usbvision_v4l2_close(struct file *file)
+ usbvision_scratch_free(usbvision);
+
+ usbvision->user--;
++ mutex_unlock(&usbvision->v4l2_lock);
+
+ if (power_on_at_open) {
+ /* power off in a little while
+@@ -448,7 +449,6 @@ static int usbvision_v4l2_close(struct file *file)
+ usbvision_release(usbvision);
+ return 0;
+ }
+- mutex_unlock(&usbvision->v4l2_lock);
+
+ PDEBUG(DBG_IO, "success");
+ return 0;
+diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
+index 70bb7530b22c..fc7393729081 100644
+--- a/drivers/message/fusion/mptctl.c
++++ b/drivers/message/fusion/mptctl.c
+@@ -1859,6 +1859,15 @@ mptctl_do_mpt_command (struct mpt_ioctl_command karg, void __user *mfPtr)
+ }
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+
++ /* Basic sanity checks to prevent underflows or integer overflows */
++ if (karg.maxReplyBytes < 0 ||
++ karg.dataInSize < 0 ||
++ karg.dataOutSize < 0 ||
++ karg.dataSgeOffset < 0 ||
++ karg.maxSenseBytes < 0 ||
++ karg.dataSgeOffset > ioc->req_sz / 4)
++ return -EINVAL;
++
+ /* Verify that the final request frame will not be too large.
+ */
+ sz = karg.dataSgeOffset * 4;
+diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
+index 4642b5b816a0..6ccc0fdab767 100644
+--- a/drivers/mfd/wm5110-tables.c
++++ b/drivers/mfd/wm5110-tables.c
+@@ -249,6 +249,16 @@ static const struct reg_default wm5110_revd_patch[] = {
+ { 0x80, 0x0 },
+ };
+
++/* Add extra headphone write sequence locations */
++static const struct reg_default wm5110_reve_patch[] = {
++ { 0x80, 0x3 },
++ { 0x80, 0x3 },
++ { 0x4b, 0x138 },
++ { 0x4c, 0x13d },
++ { 0x80, 0x0 },
++ { 0x80, 0x0 },
++};
++
+ /* We use a function so we can use ARRAY_SIZE() */
+ int wm5110_patch(struct arizona *arizona)
+ {
+@@ -266,7 +276,9 @@ int wm5110_patch(struct arizona *arizona)
+ wm5110_revd_patch,
+ ARRAY_SIZE(wm5110_revd_patch));
+ default:
+- return 0;
++ return regmap_register_patch(arizona->regmap,
++ wm5110_reve_patch,
++ ARRAY_SIZE(wm5110_reve_patch));
+ }
+ }
+ EXPORT_SYMBOL_GPL(wm5110_patch);
+diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
+index 61ebb038fb75..2a6b149d7da3 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
++++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
+@@ -2047,7 +2047,7 @@ int mlx4_multi_func_init(struct mlx4_dev *dev)
+ spin_lock_init(&s_state->lock);
+ }
+
+- memset(&priv->mfunc.master.cmd_eqe, 0, dev->caps.eqe_size);
++ memset(&priv->mfunc.master.cmd_eqe, 0, sizeof(struct mlx4_eqe));
+ priv->mfunc.master.cmd_eqe.type = MLX4_EVENT_TYPE_CMD;
+ INIT_WORK(&priv->mfunc.master.comm_work,
+ mlx4_master_comm_channel);
+diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c
+index af67e7d410eb..11ef2c2af9bf 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/eq.c
++++ b/drivers/net/ethernet/mellanox/mlx4/eq.c
+@@ -185,7 +185,7 @@ static void slave_event(struct mlx4_dev *dev, u8 slave, struct mlx4_eqe *eqe)
+ return;
+ }
+
+- memcpy(s_eqe, eqe, dev->caps.eqe_size - 1);
++ memcpy(s_eqe, eqe, sizeof(struct mlx4_eqe) - 1);
+ s_eqe->slave_id = slave;
+ /* ensure all information is written before setting the ownersip bit */
+ wmb();
+diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
+index a77f05ce8325..63ec209cdfd3 100644
+--- a/drivers/net/ethernet/sfc/ef10.c
++++ b/drivers/net/ethernet/sfc/ef10.c
+@@ -1344,7 +1344,9 @@ static void efx_ef10_tx_write(struct efx_tx_queue *tx_queue)
+ unsigned int write_ptr;
+ efx_qword_t *txd;
+
+- BUG_ON(tx_queue->write_count == tx_queue->insert_count);
++ tx_queue->xmit_more_available = false;
++ if (unlikely(tx_queue->write_count == tx_queue->insert_count))
++ return;
+
+ do {
+ write_ptr = tx_queue->write_count & tx_queue->ptr_mask;
+diff --git a/drivers/net/ethernet/sfc/farch.c b/drivers/net/ethernet/sfc/farch.c
+index 6859437b59fb..b70b865fd19b 100644
+--- a/drivers/net/ethernet/sfc/farch.c
++++ b/drivers/net/ethernet/sfc/farch.c
+@@ -316,7 +316,9 @@ void efx_farch_tx_write(struct efx_tx_queue *tx_queue)
+ unsigned write_ptr;
+ unsigned old_write_count = tx_queue->write_count;
+
+- BUG_ON(tx_queue->write_count == tx_queue->insert_count);
++ tx_queue->xmit_more_available = false;
++ if (unlikely(tx_queue->write_count == tx_queue->insert_count))
++ return;
+
+ do {
+ write_ptr = tx_queue->write_count & tx_queue->ptr_mask;
+diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
+index 9ede32064685..eda39c82f7e7 100644
+--- a/drivers/net/ethernet/sfc/net_driver.h
++++ b/drivers/net/ethernet/sfc/net_driver.h
+@@ -218,6 +218,7 @@ struct efx_tx_buffer {
+ * @tso_packets: Number of packets via the TSO xmit path
+ * @pushes: Number of times the TX push feature has been used
+ * @pio_packets: Number of times the TX PIO feature has been used
++ * @xmit_more_available: Are any packets waiting to be pushed to the NIC
+ * @empty_read_count: If the completion path has seen the queue as empty
+ * and the transmission path has not yet checked this, the value of
+ * @read_count bitwise-added to %EFX_EMPTY_COUNT_VALID; otherwise 0.
+@@ -250,6 +251,7 @@ struct efx_tx_queue {
+ unsigned int tso_packets;
+ unsigned int pushes;
+ unsigned int pio_packets;
++ bool xmit_more_available;
+ /* Statistics to supplement MAC stats */
+ unsigned long tx_packets;
+
+diff --git a/drivers/net/ethernet/sfc/selftest.c b/drivers/net/ethernet/sfc/selftest.c
+index 10b6173d557d..b605dfd5c7bc 100644
+--- a/drivers/net/ethernet/sfc/selftest.c
++++ b/drivers/net/ethernet/sfc/selftest.c
+@@ -46,7 +46,7 @@ struct efx_loopback_payload {
+ struct iphdr ip;
+ struct udphdr udp;
+ __be16 iteration;
+- const char msg[64];
++ char msg[64];
+ } __packed;
+
+ /* Loopback test source MAC address */
+diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c
+index aaf2987512b5..e70edc3dea7e 100644
+--- a/drivers/net/ethernet/sfc/tx.c
++++ b/drivers/net/ethernet/sfc/tx.c
+@@ -431,8 +431,20 @@ finish_packet:
+ efx_tx_maybe_stop_queue(tx_queue);
+
+ /* Pass off to hardware */
+- if (!skb->xmit_more || netif_xmit_stopped(tx_queue->core_txq))
++ if (!skb->xmit_more || netif_xmit_stopped(tx_queue->core_txq)) {
++ struct efx_tx_queue *txq2 = efx_tx_queue_partner(tx_queue);
++
++ /* There could be packets left on the partner queue if those
++ * SKBs had skb->xmit_more set. If we do not push those they
++ * could be left for a long time and cause a netdev watchdog.
++ */
++ if (txq2->xmit_more_available)
++ efx_nic_push_buffers(txq2);
++
+ efx_nic_push_buffers(tx_queue);
++ } else {
++ tx_queue->xmit_more_available = skb->xmit_more;
++ }
+
+ tx_queue->tx_packets++;
+
+@@ -721,6 +733,7 @@ void efx_init_tx_queue(struct efx_tx_queue *tx_queue)
+ tx_queue->read_count = 0;
+ tx_queue->old_read_count = 0;
+ tx_queue->empty_read_count = 0 | EFX_EMPTY_COUNT_VALID;
++ tx_queue->xmit_more_available = false;
+
+ /* Set up TX descriptor ring */
+ efx_nic_init_tx(tx_queue);
+@@ -746,6 +759,7 @@ void efx_fini_tx_queue(struct efx_tx_queue *tx_queue)
+
+ ++tx_queue->read_count;
+ }
++ tx_queue->xmit_more_available = false;
+ netdev_tx_reset_queue(tx_queue->core_txq);
+ }
+
+@@ -1301,8 +1315,20 @@ static int efx_enqueue_skb_tso(struct efx_tx_queue *tx_queue,
+ efx_tx_maybe_stop_queue(tx_queue);
+
+ /* Pass off to hardware */
+- if (!skb->xmit_more || netif_xmit_stopped(tx_queue->core_txq))
++ if (!skb->xmit_more || netif_xmit_stopped(tx_queue->core_txq)) {
++ struct efx_tx_queue *txq2 = efx_tx_queue_partner(tx_queue);
++
++ /* There could be packets left on the partner queue if those
++ * SKBs had skb->xmit_more set. If we do not push those they
++ * could be left for a long time and cause a netdev watchdog.
++ */
++ if (txq2->xmit_more_available)
++ efx_nic_push_buffers(txq2);
++
+ efx_nic_push_buffers(tx_queue);
++ } else {
++ tx_queue->xmit_more_available = skb->xmit_more;
++ }
+
+ tx_queue->tso_bursts++;
+ return NETDEV_TX_OK;
+diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+index 3a08a1f78c73..11edb2c9e572 100644
+--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
++++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+@@ -721,10 +721,13 @@ static int stmmac_get_ts_info(struct net_device *dev,
+ {
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+- if ((priv->hwts_tx_en) && (priv->hwts_rx_en)) {
++ if ((priv->dma_cap.time_stamp || priv->dma_cap.atime_stamp)) {
+
+- info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE |
++ info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
++ SOF_TIMESTAMPING_TX_HARDWARE |
++ SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_RX_HARDWARE |
++ SOF_TIMESTAMPING_SOFTWARE |
+ SOF_TIMESTAMPING_RAW_HARDWARE;
+
+ if (priv->ptp_clock)
+diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
+index 91d0c6a86e37..91120f0ed98c 100644
+--- a/drivers/net/macvtap.c
++++ b/drivers/net/macvtap.c
+@@ -68,7 +68,7 @@ static const struct proto_ops macvtap_socket_ops;
+ #define TUN_OFFLOADS (NETIF_F_HW_CSUM | NETIF_F_TSO_ECN | NETIF_F_TSO | \
+ NETIF_F_TSO6)
+ #define RX_OFFLOADS (NETIF_F_GRO | NETIF_F_LRO)
+-#define TAP_FEATURES (NETIF_F_GSO | NETIF_F_SG)
++#define TAP_FEATURES (NETIF_F_GSO | NETIF_F_SG | NETIF_F_FRAGLIST)
+
+ static struct macvlan_dev *macvtap_get_vlan_rcu(const struct net_device *dev)
+ {
+diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
+index 854f2c9a7b2b..64860c041745 100644
+--- a/drivers/net/phy/broadcom.c
++++ b/drivers/net/phy/broadcom.c
+@@ -674,7 +674,7 @@ static struct mdio_device_id __maybe_unused broadcom_tbl[] = {
+ { PHY_ID_BCM5421, 0xfffffff0 },
+ { PHY_ID_BCM5461, 0xfffffff0 },
+ { PHY_ID_BCM5464, 0xfffffff0 },
+- { PHY_ID_BCM5482, 0xfffffff0 },
++ { PHY_ID_BCM5481, 0xfffffff0 },
+ { PHY_ID_BCM5482, 0xfffffff0 },
+ { PHY_ID_BCM50610, 0xfffffff0 },
+ { PHY_ID_BCM50610M, 0xfffffff0 },
+diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c
+index 6c9c16d76935..5aa563136373 100644
+--- a/drivers/net/ppp/pppoe.c
++++ b/drivers/net/ppp/pppoe.c
+@@ -313,7 +313,6 @@ static void pppoe_flush_dev(struct net_device *dev)
+ if (po->pppoe_dev == dev &&
+ sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND | PPPOX_ZOMBIE)) {
+ pppox_unbind_sock(sk);
+- sk->sk_state = PPPOX_ZOMBIE;
+ sk->sk_state_change(sk);
+ po->pppoe_dev = NULL;
+ dev_put(dev);
+@@ -570,7 +569,7 @@ static int pppoe_release(struct socket *sock)
+
+ po = pppox_sk(sk);
+
+- if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND | PPPOX_ZOMBIE)) {
++ if (po->pppoe_dev) {
+ dev_put(po->pppoe_dev);
+ po->pppoe_dev = NULL;
+ }
+diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
+index b8a82b86f909..a5771515d9ab 100644
+--- a/drivers/net/usb/qmi_wwan.c
++++ b/drivers/net/usb/qmi_wwan.c
+@@ -535,6 +535,10 @@ static const struct usb_device_id products[] = {
+ USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&qmi_wwan_info,
+ },
++ { /* HP lt4112 LTE/HSPA+ Gobi 4G Module (Huawei me906e) */
++ USB_DEVICE_AND_INTERFACE_INFO(0x03f0, 0x581d, USB_CLASS_VENDOR_SPEC, 1, 7),
++ .driver_info = (unsigned long)&qmi_wwan_info,
++ },
+
+ /* 3. Combined interface devices matching on interface number */
+ {QMI_FIXED_INTF(0x0408, 0xea42, 4)}, /* Yota / Megafon M100-1 */
+@@ -760,12 +764,17 @@ static const struct usb_device_id products[] = {
+ {QMI_FIXED_INTF(0x1199, 0x9056, 8)}, /* Sierra Wireless Modem */
+ {QMI_FIXED_INTF(0x1199, 0x9057, 8)},
+ {QMI_FIXED_INTF(0x1199, 0x9061, 8)}, /* Sierra Wireless Modem */
++ {QMI_FIXED_INTF(0x1199, 0x9070, 8)}, /* Sierra Wireless MC74xx/EM74xx */
++ {QMI_FIXED_INTF(0x1199, 0x9070, 10)}, /* Sierra Wireless MC74xx/EM74xx */
++ {QMI_FIXED_INTF(0x1199, 0x9071, 8)}, /* Sierra Wireless MC74xx/EM74xx */
++ {QMI_FIXED_INTF(0x1199, 0x9071, 10)}, /* Sierra Wireless MC74xx/EM74xx */
+ {QMI_FIXED_INTF(0x1bbb, 0x011e, 4)}, /* Telekom Speedstick LTE II (Alcatel One Touch L100V LTE) */
+ {QMI_FIXED_INTF(0x1bbb, 0x0203, 2)}, /* Alcatel L800MA */
+ {QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */
+ {QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */
+ {QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */
+ {QMI_FIXED_INTF(0x1bc7, 0x1201, 2)}, /* Telit LE920 */
++ {QMI_FIXED_INTF(0x1c9e, 0x9b01, 3)}, /* XS Stick W100-2 from 4G Systems */
+ {QMI_FIXED_INTF(0x0b3c, 0xc000, 4)}, /* Olivetti Olicard 100 */
+ {QMI_FIXED_INTF(0x0b3c, 0xc001, 4)}, /* Olivetti Olicard 120 */
+ {QMI_FIXED_INTF(0x0b3c, 0xc002, 4)}, /* Olivetti Olicard 140 */
+@@ -780,7 +789,6 @@ static const struct usb_device_id products[] = {
+ {QMI_FIXED_INTF(0x413c, 0x81a4, 8)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */
+ {QMI_FIXED_INTF(0x413c, 0x81a8, 8)}, /* Dell Wireless 5808 Gobi(TM) 4G LTE Mobile Broadband Card */
+ {QMI_FIXED_INTF(0x413c, 0x81a9, 8)}, /* Dell Wireless 5808e Gobi(TM) 4G LTE Mobile Broadband Card */
+- {QMI_FIXED_INTF(0x03f0, 0x581d, 4)}, /* HP lt4112 LTE/HSPA+ Gobi 4G Module (Huawei me906e) */
+
+ /* 4. Gobi 1000 devices */
+ {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
+diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
+index 484ecce78025..ce2a29971230 100644
+--- a/drivers/net/virtio_net.c
++++ b/drivers/net/virtio_net.c
+@@ -1746,9 +1746,9 @@ static int virtnet_probe(struct virtio_device *vdev)
+ /* Do we support "hardware" checksums? */
+ if (virtio_has_feature(vdev, VIRTIO_NET_F_CSUM)) {
+ /* This opens up the world of extra features. */
+- dev->hw_features |= NETIF_F_HW_CSUM|NETIF_F_SG|NETIF_F_FRAGLIST;
++ dev->hw_features |= NETIF_F_HW_CSUM | NETIF_F_SG;
+ if (csum)
+- dev->features |= NETIF_F_HW_CSUM|NETIF_F_SG|NETIF_F_FRAGLIST;
++ dev->features |= NETIF_F_HW_CSUM | NETIF_F_SG;
+
+ if (virtio_has_feature(vdev, VIRTIO_NET_F_GSO)) {
+ dev->hw_features |= NETIF_F_TSO
+diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
+index 3bd030494986..ee15a579ec70 100644
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -821,6 +821,7 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
+ hw->max_rate_tries = 10;
+ hw->sta_data_size = sizeof(struct ath_node);
+ hw->vif_data_size = sizeof(struct ath_vif);
++ hw->extra_tx_headroom = 4;
+
+ hw->wiphy->available_antennas_rx = BIT(ah->caps.max_rxchains) - 1;
+ hw->wiphy->available_antennas_tx = BIT(ah->caps.max_txchains) - 1;
+diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c
+index cfe1293692fc..b51fb8977104 100644
+--- a/drivers/net/wireless/iwlwifi/dvm/lib.c
++++ b/drivers/net/wireless/iwlwifi/dvm/lib.c
+@@ -1022,7 +1022,7 @@ static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw,
+ u8 *pn = seq.ccmp.pn;
+
+ ieee80211_get_key_rx_seq(key, i, &seq);
+- aes_sc->pn = cpu_to_le64(
++ aes_sc[i].pn = cpu_to_le64(
+ (u64)pn[5] |
+ ((u64)pn[4] << 8) |
+ ((u64)pn[3] << 16) |
+diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c
+index b04b8858c690..9dfd1d1106d7 100644
+--- a/drivers/net/wireless/iwlwifi/iwl-7000.c
++++ b/drivers/net/wireless/iwlwifi/iwl-7000.c
+@@ -102,6 +102,9 @@
+ #define IWL7265_FW_PRE "iwlwifi-7265-"
+ #define IWL7265_MODULE_FIRMWARE(api) IWL7265_FW_PRE __stringify(api) ".ucode"
+
++#define IWL7265D_FW_PRE "iwlwifi-7265D-"
++#define IWL7265D_MODULE_FIRMWARE(api) IWL7265_FW_PRE __stringify(api) ".ucode"
++
+ #define NVM_HW_SECTION_NUM_FAMILY_7000 0
+
+ static const struct iwl_base_params iwl7000_base_params = {
+@@ -267,7 +270,37 @@ const struct iwl_cfg iwl7265_n_cfg = {
+ .pwr_tx_backoffs = iwl7265_pwr_tx_backoffs,
+ };
+
++const struct iwl_cfg iwl7265d_2ac_cfg = {
++ .name = "Intel(R) Dual Band Wireless AC 7265",
++ .fw_name_pre = IWL7265D_FW_PRE,
++ IWL_DEVICE_7000,
++ .ht_params = &iwl7265_ht_params,
++ .nvm_ver = IWL7265_NVM_VERSION,
++ .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
++ .pwr_tx_backoffs = iwl7265_pwr_tx_backoffs,
++};
++
++const struct iwl_cfg iwl7265d_2n_cfg = {
++ .name = "Intel(R) Dual Band Wireless N 7265",
++ .fw_name_pre = IWL7265D_FW_PRE,
++ IWL_DEVICE_7000,
++ .ht_params = &iwl7265_ht_params,
++ .nvm_ver = IWL7265_NVM_VERSION,
++ .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
++ .pwr_tx_backoffs = iwl7265_pwr_tx_backoffs,
++};
++
++const struct iwl_cfg iwl7265d_n_cfg = {
++ .name = "Intel(R) Wireless N 7265",
++ .fw_name_pre = IWL7265D_FW_PRE,
++ IWL_DEVICE_7000,
++ .ht_params = &iwl7265_ht_params,
++ .nvm_ver = IWL7265_NVM_VERSION,
++ .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
++ .pwr_tx_backoffs = iwl7265_pwr_tx_backoffs,
++};
++
+ MODULE_FIRMWARE(IWL7260_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
+-MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL3160_UCODE_API_OK));
+-MODULE_FIRMWARE(IWL3165_MODULE_FIRMWARE(IWL3160_UCODE_API_OK));
++MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
+ MODULE_FIRMWARE(IWL7265_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
++MODULE_FIRMWARE(IWL7265D_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
+diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h
+index 2ef83a39ff10..6cc051cace5d 100644
+--- a/drivers/net/wireless/iwlwifi/iwl-config.h
++++ b/drivers/net/wireless/iwlwifi/iwl-config.h
+@@ -346,6 +346,9 @@ extern const struct iwl_cfg iwl3165_2ac_cfg;
+ extern const struct iwl_cfg iwl7265_2ac_cfg;
+ extern const struct iwl_cfg iwl7265_2n_cfg;
+ extern const struct iwl_cfg iwl7265_n_cfg;
++extern const struct iwl_cfg iwl7265d_2ac_cfg;
++extern const struct iwl_cfg iwl7265d_2n_cfg;
++extern const struct iwl_cfg iwl7265d_n_cfg;
+ extern const struct iwl_cfg iwl8260_2n_cfg;
+ extern const struct iwl_cfg iwl8260_2ac_cfg;
+ extern const struct iwl_cfg iwl8260_2ac_sdio_cfg;
+diff --git a/drivers/net/wireless/iwlwifi/iwl-csr.h b/drivers/net/wireless/iwlwifi/iwl-csr.h
+index 3f6f015285e5..671bdbca33ee 100644
+--- a/drivers/net/wireless/iwlwifi/iwl-csr.h
++++ b/drivers/net/wireless/iwlwifi/iwl-csr.h
+@@ -305,23 +305,24 @@ enum {
+ };
+
+
+-#define CSR_HW_REV_TYPE_MSK (0x000FFF0)
+-#define CSR_HW_REV_TYPE_5300 (0x0000020)
+-#define CSR_HW_REV_TYPE_5350 (0x0000030)
+-#define CSR_HW_REV_TYPE_5100 (0x0000050)
+-#define CSR_HW_REV_TYPE_5150 (0x0000040)
+-#define CSR_HW_REV_TYPE_1000 (0x0000060)
+-#define CSR_HW_REV_TYPE_6x00 (0x0000070)
+-#define CSR_HW_REV_TYPE_6x50 (0x0000080)
+-#define CSR_HW_REV_TYPE_6150 (0x0000084)
+-#define CSR_HW_REV_TYPE_6x05 (0x00000B0)
+-#define CSR_HW_REV_TYPE_6x30 CSR_HW_REV_TYPE_6x05
+-#define CSR_HW_REV_TYPE_6x35 CSR_HW_REV_TYPE_6x05
+-#define CSR_HW_REV_TYPE_2x30 (0x00000C0)
+-#define CSR_HW_REV_TYPE_2x00 (0x0000100)
+-#define CSR_HW_REV_TYPE_105 (0x0000110)
+-#define CSR_HW_REV_TYPE_135 (0x0000120)
+-#define CSR_HW_REV_TYPE_NONE (0x00001F0)
++#define CSR_HW_REV_TYPE_MSK (0x000FFF0)
++#define CSR_HW_REV_TYPE_5300 (0x0000020)
++#define CSR_HW_REV_TYPE_5350 (0x0000030)
++#define CSR_HW_REV_TYPE_5100 (0x0000050)
++#define CSR_HW_REV_TYPE_5150 (0x0000040)
++#define CSR_HW_REV_TYPE_1000 (0x0000060)
++#define CSR_HW_REV_TYPE_6x00 (0x0000070)
++#define CSR_HW_REV_TYPE_6x50 (0x0000080)
++#define CSR_HW_REV_TYPE_6150 (0x0000084)
++#define CSR_HW_REV_TYPE_6x05 (0x00000B0)
++#define CSR_HW_REV_TYPE_6x30 CSR_HW_REV_TYPE_6x05
++#define CSR_HW_REV_TYPE_6x35 CSR_HW_REV_TYPE_6x05
++#define CSR_HW_REV_TYPE_2x30 (0x00000C0)
++#define CSR_HW_REV_TYPE_2x00 (0x0000100)
++#define CSR_HW_REV_TYPE_105 (0x0000110)
++#define CSR_HW_REV_TYPE_135 (0x0000120)
++#define CSR_HW_REV_TYPE_7265D (0x0000210)
++#define CSR_HW_REV_TYPE_NONE (0x00001F0)
+
+ /* EEPROM REG */
+ #define CSR_EEPROM_REG_READ_VALID_MSK (0x00000001)
+diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c
+index c17be0fb7283..8da34a5d024f 100644
+--- a/drivers/net/wireless/iwlwifi/mvm/d3.c
++++ b/drivers/net/wireless/iwlwifi/mvm/d3.c
+@@ -298,12 +298,12 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw,
+ u8 *pn = seq.ccmp.pn;
+
+ ieee80211_get_key_rx_seq(key, i, &seq);
+- aes_sc->pn = cpu_to_le64((u64)pn[5] |
+- ((u64)pn[4] << 8) |
+- ((u64)pn[3] << 16) |
+- ((u64)pn[2] << 24) |
+- ((u64)pn[1] << 32) |
+- ((u64)pn[0] << 40));
++ aes_sc[i].pn = cpu_to_le64((u64)pn[5] |
++ ((u64)pn[4] << 8) |
++ ((u64)pn[3] << 16) |
++ ((u64)pn[2] << 24) |
++ ((u64)pn[1] << 32) |
++ ((u64)pn[0] << 40));
+ }
+ data->use_rsc_tsc = true;
+ break;
+diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c
+index 05cba8c05d3f..a2f624d5771d 100644
+--- a/drivers/net/wireless/iwlwifi/pcie/drv.c
++++ b/drivers/net/wireless/iwlwifi/pcie/drv.c
+@@ -410,6 +410,11 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
+ {IWL_PCI_DEVICE(0x095A, 0x5590, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095B, 0x5290, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5490, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095A, 0x5F10, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095B, 0x5212, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095B, 0x520A, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095A, 0x9000, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095A, 0x9400, iwl7265_2ac_cfg)},
+
+ /* 8000 Series */
+ {IWL_PCI_DEVICE(0x24F3, 0x0010, iwl8260_2ac_cfg)},
+@@ -503,6 +508,7 @@ static void set_dflt_pwr_limit(struct iwl_trans *trans, struct pci_dev *pdev) {}
+ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ {
+ const struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
++ const struct iwl_cfg *cfg_7265d __maybe_unused = NULL;
+ struct iwl_trans *iwl_trans;
+ struct iwl_trans_pcie *trans_pcie;
+ int ret;
+@@ -511,6 +517,25 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ if (IS_ERR(iwl_trans))
+ return PTR_ERR(iwl_trans);
+
++#if IS_ENABLED(CONFIG_IWLMVM)
++ /*
++ * special-case 7265D, it has the same PCI IDs.
++ *
++ * Note that because we already pass the cfg to the transport above,
++ * all the parameters that the transport uses must, until that is
++ * changed, be identical to the ones in the 7265D configuration.
++ */
++ if (cfg == &iwl7265_2ac_cfg)
++ cfg_7265d = &iwl7265d_2ac_cfg;
++ else if (cfg == &iwl7265_2n_cfg)
++ cfg_7265d = &iwl7265d_2n_cfg;
++ else if (cfg == &iwl7265_n_cfg)
++ cfg_7265d = &iwl7265d_n_cfg;
++ if (cfg_7265d &&
++ (iwl_trans->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_7265D)
++ cfg = cfg_7265d;
++#endif
++
+ pci_set_drvdata(pdev, iwl_trans);
+
+ trans_pcie = IWL_TRANS_GET_PCIE_TRANS(iwl_trans);
+diff --git a/drivers/pci/access.c b/drivers/pci/access.c
+index 49dd766852ba..7f249b9ab2ce 100644
+--- a/drivers/pci/access.c
++++ b/drivers/pci/access.c
+@@ -352,6 +352,56 @@ static const struct pci_vpd_ops pci_vpd_pci22_ops = {
+ .release = pci_vpd_pci22_release,
+ };
+
++static ssize_t pci_vpd_f0_read(struct pci_dev *dev, loff_t pos, size_t count,
++ void *arg)
++{
++ struct pci_dev *tdev = pci_get_slot(dev->bus, PCI_SLOT(dev->devfn));
++ ssize_t ret;
++
++ if (!tdev)
++ return -ENODEV;
++
++ ret = pci_read_vpd(tdev, pos, count, arg);
++ pci_dev_put(tdev);
++ return ret;
++}
++
++static ssize_t pci_vpd_f0_write(struct pci_dev *dev, loff_t pos, size_t count,
++ const void *arg)
++{
++ struct pci_dev *tdev = pci_get_slot(dev->bus, PCI_SLOT(dev->devfn));
++ ssize_t ret;
++
++ if (!tdev)
++ return -ENODEV;
++
++ ret = pci_write_vpd(tdev, pos, count, arg);
++ pci_dev_put(tdev);
++ return ret;
++}
++
++static const struct pci_vpd_ops pci_vpd_f0_ops = {
++ .read = pci_vpd_f0_read,
++ .write = pci_vpd_f0_write,
++ .release = pci_vpd_pci22_release,
++};
++
++static int pci_vpd_f0_dev_check(struct pci_dev *dev)
++{
++ struct pci_dev *tdev = pci_get_slot(dev->bus, PCI_SLOT(dev->devfn));
++ int ret = 0;
++
++ if (!tdev)
++ return -ENODEV;
++ if (!tdev->vpd || !tdev->multifunction ||
++ dev->class != tdev->class || dev->vendor != tdev->vendor ||
++ dev->device != tdev->device)
++ ret = -ENODEV;
++
++ pci_dev_put(tdev);
++ return ret;
++}
++
+ int pci_vpd_pci22_init(struct pci_dev *dev)
+ {
+ struct pci_vpd_pci22 *vpd;
+@@ -360,12 +410,21 @@ int pci_vpd_pci22_init(struct pci_dev *dev)
+ cap = pci_find_capability(dev, PCI_CAP_ID_VPD);
+ if (!cap)
+ return -ENODEV;
++ if (dev->dev_flags & PCI_DEV_FLAGS_VPD_REF_F0) {
++ int ret = pci_vpd_f0_dev_check(dev);
++
++ if (ret)
++ return ret;
++ }
+ vpd = kzalloc(sizeof(*vpd), GFP_ATOMIC);
+ if (!vpd)
+ return -ENOMEM;
+
+ vpd->base.len = PCI_VPD_PCI22_SIZE;
+- vpd->base.ops = &pci_vpd_pci22_ops;
++ if (dev->dev_flags & PCI_DEV_FLAGS_VPD_REF_F0)
++ vpd->base.ops = &pci_vpd_f0_ops;
++ else
++ vpd->base.ops = &pci_vpd_pci22_ops;
+ mutex_init(&vpd->lock);
+ vpd->cap = cap;
+ vpd->busy = false;
+diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
+index ff7af33f2353..ce0aa47222f6 100644
+--- a/drivers/pci/pci.c
++++ b/drivers/pci/pci.c
+@@ -3206,7 +3206,7 @@ static int pci_pm_reset(struct pci_dev *dev, int probe)
+ {
+ u16 csr;
+
+- if (!dev->pm_cap)
++ if (!dev->pm_cap || dev->dev_flags & PCI_DEV_FLAGS_NO_PM_RESET)
+ return -ENOTTY;
+
+ pci_read_config_word(dev, dev->pm_cap + PCI_PM_CTRL, &csr);
+diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
+index 00b1cd32a4b1..b6d646a97494 100644
+--- a/drivers/pci/quirks.c
++++ b/drivers/pci/quirks.c
+@@ -1883,6 +1883,15 @@ static void quirk_netmos(struct pci_dev *dev)
+ DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_VENDOR_ID_NETMOS, PCI_ANY_ID,
+ PCI_CLASS_COMMUNICATION_SERIAL, 8, quirk_netmos);
+
++static void quirk_f0_vpd_link(struct pci_dev *dev)
++{
++ if (!dev->multifunction || !PCI_FUNC(dev->devfn))
++ return;
++ dev->dev_flags |= PCI_DEV_FLAGS_VPD_REF_F0;
++}
++DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_INTEL, PCI_ANY_ID,
++ PCI_CLASS_NETWORK_ETHERNET, 8, quirk_f0_vpd_link);
++
+ static void quirk_e100_interrupt(struct pci_dev *dev)
+ {
+ u16 command, pmcsr;
+diff --git a/drivers/power/bq24190_charger.c b/drivers/power/bq24190_charger.c
+index e4c95e1a6733..d0e8236a6404 100644
+--- a/drivers/power/bq24190_charger.c
++++ b/drivers/power/bq24190_charger.c
+@@ -1208,7 +1208,7 @@ static irqreturn_t bq24190_irq_handler_thread(int irq, void *data)
+ {
+ struct bq24190_dev_info *bdi = data;
+ bool alert_userspace = false;
+- u8 ss_reg, f_reg;
++ u8 ss_reg = 0, f_reg = 0;
+ int ret;
+
+ pm_runtime_get_sync(bdi->dev);
+diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c
+index 75ffe9980c3e..7c511add5aa7 100644
+--- a/drivers/s390/char/con3270.c
++++ b/drivers/s390/char/con3270.c
+@@ -413,6 +413,10 @@ con3270_irq(struct con3270 *cp, struct raw3270_request *rq, struct irb *irb)
+ else
+ /* Normal end. Copy residual count. */
+ rq->rescnt = irb->scsw.cmd.count;
++ } else if (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) {
++ /* Interrupt without an outstanding request -> update all */
++ cp->update_flags = CON_UPDATE_ALL;
++ con3270_set_timer(cp, 1);
+ }
+ return RAW3270_IO_DONE;
+ }
+diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
+index e91b89dc6d1f..e96fc7fd9498 100644
+--- a/drivers/s390/char/tty3270.c
++++ b/drivers/s390/char/tty3270.c
+@@ -659,6 +659,10 @@ tty3270_irq(struct tty3270 *tp, struct raw3270_request *rq, struct irb *irb)
+ else
+ /* Normal end. Copy residual count. */
+ rq->rescnt = irb->scsw.cmd.count;
++ } else if (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) {
++ /* Interrupt without an outstanding request -> update all */
++ tp->update_flags = TTY_UPDATE_ALL;
++ tty3270_set_timer(tp, 1);
+ }
+ return RAW3270_IO_DONE;
+ }
+diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
+index 0eb2da8a696f..89215d44d83f 100644
+--- a/drivers/scsi/mvsas/mv_sas.c
++++ b/drivers/scsi/mvsas/mv_sas.c
+@@ -988,6 +988,8 @@ static void mvs_slot_free(struct mvs_info *mvi, u32 rx_desc)
+ static void mvs_slot_task_free(struct mvs_info *mvi, struct sas_task *task,
+ struct mvs_slot_info *slot, u32 slot_idx)
+ {
++ if (!slot)
++ return;
+ if (!slot->task)
+ return;
+ if (!sas_protocol_ata(task->task_proto))
+diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
+index ffd42071a12e..6050c58db682 100644
+--- a/drivers/staging/iio/adc/mxs-lradc.c
++++ b/drivers/staging/iio/adc/mxs-lradc.c
+@@ -910,11 +910,12 @@ static int mxs_lradc_read_raw(struct iio_dev *iio_dev,
+ case IIO_CHAN_INFO_OFFSET:
+ if (chan->type == IIO_TEMP) {
+ /* The calculated value from the ADC is in Kelvin, we
+- * want Celsius for hwmon so the offset is
+- * -272.15 * scale
++ * want Celsius for hwmon so the offset is -273.15
++ * The offset is applied before scaling so it is
++ * actually -213.15 * 4 / 1.012 = -1079.644268
+ */
+- *val = -1075;
+- *val2 = 691699;
++ *val = -1079;
++ *val2 = 644268;
+
+ return IIO_VAL_INT_PLUS_MICRO;
+ }
+diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
+index 439bd1a5d00c..422773242917 100644
+--- a/drivers/tty/serial/8250/8250_pci.c
++++ b/drivers/tty/serial/8250/8250_pci.c
+@@ -1815,6 +1815,9 @@ pci_wch_ch353_setup(struct serial_private *priv,
+ #define PCI_DEVICE_ID_SUNIX_1999 0x1999
+
+
++#define PCI_DEVICE_ID_EXAR_XR17V4358 0x4358
++#define PCI_DEVICE_ID_EXAR_XR17V8358 0x8358
++
+ /* Unknown vendors/cards - this should not be in linux/pci_ids.h */
+ #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584
+ #define PCI_SUBDEVICE_ID_UNKNOWN_0x1588 0x1588
+@@ -2323,6 +2326,20 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_xr17v35x_setup,
+ },
++ {
++ .vendor = PCI_VENDOR_ID_EXAR,
++ .device = PCI_DEVICE_ID_EXAR_XR17V4358,
++ .subvendor = PCI_ANY_ID,
++ .subdevice = PCI_ANY_ID,
++ .setup = pci_xr17v35x_setup,
++ },
++ {
++ .vendor = PCI_VENDOR_ID_EXAR,
++ .device = PCI_DEVICE_ID_EXAR_XR17V8358,
++ .subvendor = PCI_ANY_ID,
++ .subdevice = PCI_ANY_ID,
++ .setup = pci_xr17v35x_setup,
++ },
+ /*
+ * Xircom cards
+ */
+@@ -2771,6 +2788,8 @@ enum pci_board_num_t {
+ pbn_exar_XR17V352,
+ pbn_exar_XR17V354,
+ pbn_exar_XR17V358,
++ pbn_exar_XR17V4358,
++ pbn_exar_XR17V8358,
+ pbn_exar_ibm_saturn,
+ pbn_pasemi_1682M,
+ pbn_ni8430_2,
+@@ -3440,6 +3459,22 @@ static struct pciserial_board pci_boards[] = {
+ .reg_shift = 0,
+ .first_offset = 0,
+ },
++ [pbn_exar_XR17V4358] = {
++ .flags = FL_BASE0,
++ .num_ports = 12,
++ .base_baud = 7812500,
++ .uart_offset = 0x400,
++ .reg_shift = 0,
++ .first_offset = 0,
++ },
++ [pbn_exar_XR17V8358] = {
++ .flags = FL_BASE0,
++ .num_ports = 16,
++ .base_baud = 7812500,
++ .uart_offset = 0x400,
++ .reg_shift = 0,
++ .first_offset = 0,
++ },
+ [pbn_exar_ibm_saturn] = {
+ .flags = FL_BASE0,
+ .num_ports = 1,
+@@ -4808,7 +4843,7 @@ static struct pci_device_id serial_pci_tbl[] = {
+ 0,
+ 0, pbn_exar_XR17C158 },
+ /*
+- * Exar Corp. XR17V35[248] Dual/Quad/Octal PCIe UARTs
++ * Exar Corp. XR17V[48]35[248] Dual/Quad/Octal/Hexa PCIe UARTs
+ */
+ { PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V352,
+ PCI_ANY_ID, PCI_ANY_ID,
+@@ -4822,7 +4857,14 @@ static struct pci_device_id serial_pci_tbl[] = {
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_exar_XR17V358 },
+-
++ { PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V4358,
++ PCI_ANY_ID, PCI_ANY_ID,
++ 0,
++ 0, pbn_exar_XR17V4358 },
++ { PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V8358,
++ PCI_ANY_ID, PCI_ANY_ID,
++ 0,
++ 0, pbn_exar_XR17V8358 },
+ /*
+ * Topic TP560 Data/Fax/Voice 56k modem (reported by Evan Clarke)
+ */
+diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c
+index 795d6538d630..4188cacaf100 100644
+--- a/drivers/usb/chipidea/debug.c
++++ b/drivers/usb/chipidea/debug.c
+@@ -66,9 +66,11 @@ static int ci_port_test_show(struct seq_file *s, void *data)
+ unsigned long flags;
+ unsigned mode;
+
++ pm_runtime_get_sync(ci->dev);
+ spin_lock_irqsave(&ci->lock, flags);
+ mode = hw_port_test_get(ci);
+ spin_unlock_irqrestore(&ci->lock, flags);
++ pm_runtime_put_sync(ci->dev);
+
+ seq_printf(s, "mode = %u\n", mode);
+
+@@ -94,9 +96,11 @@ static ssize_t ci_port_test_write(struct file *file, const char __user *ubuf,
+ if (sscanf(buf, "%u", &mode) != 1)
+ return -EINVAL;
+
++ pm_runtime_get_sync(ci->dev);
+ spin_lock_irqsave(&ci->lock, flags);
+ ret = hw_port_test_set(ci, mode);
+ spin_unlock_irqrestore(&ci->lock, flags);
++ pm_runtime_put_sync(ci->dev);
+
+ return ret ? ret : count;
+ }
+@@ -312,8 +316,10 @@ static ssize_t ci_role_write(struct file *file, const char __user *ubuf,
+ if (role == CI_ROLE_END || role == ci->role)
+ return -EINVAL;
+
++ pm_runtime_get_sync(ci->dev);
+ ci_role_stop(ci);
+ ret = ci_role_start(ci, role);
++ pm_runtime_put_sync(ci->dev);
+
+ return ret ? ret : count;
+ }
+diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
+index ec978408a2ee..49978cc495e9 100644
+--- a/drivers/usb/class/usbtmc.c
++++ b/drivers/usb/class/usbtmc.c
+@@ -109,6 +109,7 @@ struct usbtmc_ID_rigol_quirk {
+
+ static const struct usbtmc_ID_rigol_quirk usbtmc_id_quirk[] = {
+ { 0x1ab1, 0x0588 },
++ { 0x1ab1, 0x04b0 },
+ { 0, 0 }
+ };
+
+diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
+index 2af32e26fafc..7e5c90eebb9c 100644
+--- a/drivers/usb/host/xhci-pci.c
++++ b/drivers/usb/host/xhci-pci.c
+@@ -135,6 +135,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
+ if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
+ pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) {
+ xhci->quirks |= XHCI_SPURIOUS_REBOOT;
++ xhci->quirks |= XHCI_SPURIOUS_WAKEUP;
+ }
+ if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
+ (pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI ||
+diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
+index 136259bc93b8..1e5fb8cfc9e3 100644
+--- a/drivers/usb/host/xhci-ring.c
++++ b/drivers/usb/host/xhci-ring.c
+@@ -2238,6 +2238,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
+ u32 trb_comp_code;
+ int ret = 0;
+ int td_num = 0;
++ bool handling_skipped_tds = false;
+
+ slot_id = TRB_TO_SLOT_ID(le32_to_cpu(event->flags));
+ xdev = xhci->devs[slot_id];
+@@ -2371,6 +2372,10 @@ static int handle_tx_event(struct xhci_hcd *xhci,
+ ep->skip = true;
+ xhci_dbg(xhci, "Miss service interval error, set skip flag\n");
+ goto cleanup;
++ case COMP_PING_ERR:
++ ep->skip = true;
++ xhci_dbg(xhci, "No Ping response error, Skip one Isoc TD\n");
++ goto cleanup;
+ default:
+ if (xhci_is_vendor_info_code(xhci, trb_comp_code)) {
+ status = 0;
+@@ -2507,13 +2512,18 @@ static int handle_tx_event(struct xhci_hcd *xhci,
+ ep, &status);
+
+ cleanup:
++
++
++ handling_skipped_tds = ep->skip &&
++ trb_comp_code != COMP_MISSED_INT &&
++ trb_comp_code != COMP_PING_ERR;
++
+ /*
+- * Do not update event ring dequeue pointer if ep->skip is set.
+- * Will roll back to continue process missed tds.
++ * Do not update event ring dequeue pointer if we're in a loop
++ * processing missed tds.
+ */
+- if (trb_comp_code == COMP_MISSED_INT || !ep->skip) {
++ if (!handling_skipped_tds)
+ inc_deq(xhci, xhci->event_ring);
+- }
+
+ if (ret) {
+ urb = td->urb;
+@@ -2548,7 +2558,7 @@ cleanup:
+ * Process them as short transfer until reach the td pointed by
+ * the event.
+ */
+- } while (ep->skip && trb_comp_code != COMP_MISSED_INT);
++ } while (handling_skipped_tds);
+
+ return 0;
+ }
+diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
+index d59b232614d5..8dfd86771fac 100644
+--- a/drivers/usb/musb/musb_cppi41.c
++++ b/drivers/usb/musb/musb_cppi41.c
+@@ -541,10 +541,18 @@ static int cppi41_dma_channel_abort(struct dma_channel *channel)
+ csr &= ~MUSB_TXCSR_DMAENAB;
+ musb_writew(epio, MUSB_TXCSR, csr);
+ } else {
++ cppi41_set_autoreq_mode(cppi41_channel, EP_MODE_AUTOREQ_NONE);
++
++ /* delay to drain to cppi dma pipeline for isoch */
++ udelay(250);
++
+ csr = musb_readw(epio, MUSB_RXCSR);
+ csr &= ~(MUSB_RXCSR_H_REQPKT | MUSB_RXCSR_DMAENAB);
+ musb_writew(epio, MUSB_RXCSR, csr);
+
++ /* wait to drain cppi dma pipe line */
++ udelay(50);
++
+ csr = musb_readw(epio, MUSB_RXCSR);
+ if (csr & MUSB_RXCSR_RXPKTRDY) {
+ csr |= MUSB_RXCSR_FLUSHFIFO;
+@@ -558,13 +566,14 @@ static int cppi41_dma_channel_abort(struct dma_channel *channel)
+ tdbit <<= 16;
+
+ do {
+- musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
++ if (is_tx)
++ musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
+ ret = dmaengine_terminate_all(cppi41_channel->dc);
+ } while (ret == -EAGAIN);
+
+- musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
+-
+ if (is_tx) {
++ musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
++
+ csr = musb_readw(epio, MUSB_TXCSR);
+ if (csr & MUSB_TXCSR_TXPKTRDY) {
+ csr |= MUSB_TXCSR_FLUSHFIFO;
+diff --git a/drivers/usb/serial/symbolserial.c b/drivers/usb/serial/symbolserial.c
+index 6ed804450a5a..37f3ad15ed06 100644
+--- a/drivers/usb/serial/symbolserial.c
++++ b/drivers/usb/serial/symbolserial.c
+@@ -60,17 +60,15 @@ static void symbol_int_callback(struct urb *urb)
+
+ usb_serial_debug_data(&port->dev, __func__, urb->actual_length, data);
+
++ /*
++ * Data from the device comes with a 1 byte header:
++ *
++ * <size of data> <data>...
++ */
+ if (urb->actual_length > 1) {
+- data_length = urb->actual_length - 1;
+-
+- /*
+- * Data from the device comes with a 1 byte header:
+- *
+- * <size of data>data...
+- * This is real data to be sent to the tty layer
+- * we pretty much just ignore the size and send everything
+- * else to the tty layer.
+- */
++ data_length = data[0];
++ if (data_length > (urb->actual_length - 1))
++ data_length = urb->actual_length - 1;
+ tty_insert_flip_string(&port->port, &data[1], data_length);
+ tty_flip_buffer_push(&port->port);
+ } else {
+diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
+index cb84f69f76ad..313f09a73624 100644
+--- a/drivers/vhost/scsi.c
++++ b/drivers/vhost/scsi.c
+@@ -1251,7 +1251,7 @@ tcm_vhost_send_evt(struct vhost_scsi *vs,
+ * lun[4-7] need to be zero according to virtio-scsi spec.
+ */
+ evt->event.lun[0] = 0x01;
+- evt->event.lun[1] = tpg->tport_tpgt & 0xFF;
++ evt->event.lun[1] = tpg->tport_tpgt;
+ if (lun->unpacked_lun >= 256)
+ evt->event.lun[2] = lun->unpacked_lun >> 8 | 0x40 ;
+ evt->event.lun[3] = lun->unpacked_lun & 0xFF;
+@@ -2122,12 +2122,12 @@ tcm_vhost_make_tpg(struct se_wwn *wwn,
+ struct tcm_vhost_tport, tport_wwn);
+
+ struct tcm_vhost_tpg *tpg;
+- unsigned long tpgt;
++ u16 tpgt;
+ int ret;
+
+ if (strstr(name, "tpgt_") != name)
+ return ERR_PTR(-EINVAL);
+- if (kstrtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)
++ if (kstrtou16(name + 5, 10, &tpgt) || tpgt >= VHOST_SCSI_MAX_TARGET)
+ return ERR_PTR(-EINVAL);
+
+ tpg = kzalloc(sizeof(struct tcm_vhost_tpg), GFP_KERNEL);
+diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
+index 2d3e32ebfd15..cfd1e6f6ac64 100644
+--- a/fs/btrfs/backref.c
++++ b/fs/btrfs/backref.c
+@@ -1778,7 +1778,6 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
+ int found = 0;
+ struct extent_buffer *eb;
+ struct btrfs_inode_extref *extref;
+- struct extent_buffer *leaf;
+ u32 item_size;
+ u32 cur_offset;
+ unsigned long ptr;
+@@ -1806,9 +1805,8 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
+ btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
+ btrfs_release_path(path);
+
+- leaf = path->nodes[0];
+- item_size = btrfs_item_size_nr(leaf, slot);
+- ptr = btrfs_item_ptr_offset(leaf, slot);
++ item_size = btrfs_item_size_nr(eb, slot);
++ ptr = btrfs_item_ptr_offset(eb, slot);
+ cur_offset = 0;
+
+ while (cur_offset < item_size) {
+@@ -1822,7 +1820,7 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
+ if (ret)
+ break;
+
+- cur_offset += btrfs_inode_extref_name_len(leaf, extref);
++ cur_offset += btrfs_inode_extref_name_len(eb, extref);
+ cur_offset += sizeof(*extref);
+ }
+ btrfs_tree_read_unlock_blocking(eb);
+diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
+index 61d00a6e398f..4ae04561be88 100644
+--- a/fs/cifs/cifssmb.c
++++ b/fs/cifs/cifssmb.c
+@@ -625,9 +625,8 @@ CIFSSMBNegotiate(const unsigned int xid, struct cifs_ses *ses)
+ server->negflavor = CIFS_NEGFLAVOR_UNENCAP;
+ memcpy(ses->server->cryptkey, pSMBr->u.EncryptionKey,
+ CIFS_CRYPTO_KEY_SIZE);
+- } else if ((pSMBr->hdr.Flags2 & SMBFLG2_EXT_SEC ||
+- server->capabilities & CAP_EXTENDED_SECURITY) &&
+- (pSMBr->EncryptionKeyLength == 0)) {
++ } else if (pSMBr->hdr.Flags2 & SMBFLG2_EXT_SEC ||
++ server->capabilities & CAP_EXTENDED_SECURITY) {
+ server->negflavor = CIFS_NEGFLAVOR_EXTENDED;
+ rc = decode_ext_sec_blob(ses, pSMBr);
+ } else if (server->sec_mode & SECMODE_PW_ENCRYPT) {
+diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
+index b5fcb1ac0dd7..b95c32096a68 100644
+--- a/fs/ext4/extents.c
++++ b/fs/ext4/extents.c
+@@ -4792,12 +4792,6 @@ static long ext4_zero_range(struct file *file, loff_t offset,
+ else
+ max_blocks -= lblk;
+
+- flags = EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT |
+- EXT4_GET_BLOCKS_CONVERT_UNWRITTEN |
+- EXT4_EX_NOCACHE;
+- if (mode & FALLOC_FL_KEEP_SIZE)
+- flags |= EXT4_GET_BLOCKS_KEEP_SIZE;
+-
+ mutex_lock(&inode->i_mutex);
+
+ /*
+@@ -4814,15 +4808,28 @@ static long ext4_zero_range(struct file *file, loff_t offset,
+ ret = inode_newsize_ok(inode, new_size);
+ if (ret)
+ goto out_mutex;
+- /*
+- * If we have a partial block after EOF we have to allocate
+- * the entire block.
+- */
+- if (partial_end)
+- max_blocks += 1;
+ }
+
++ flags = EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT;
++ if (mode & FALLOC_FL_KEEP_SIZE)
++ flags |= EXT4_GET_BLOCKS_KEEP_SIZE;
++
++ /* Preallocate the range including the unaligned edges */
++ if (partial_begin || partial_end) {
++ ret = ext4_alloc_file_blocks(file,
++ round_down(offset, 1 << blkbits) >> blkbits,
++ (round_up((offset + len), 1 << blkbits) -
++ round_down(offset, 1 << blkbits)) >> blkbits,
++ new_size, flags, mode);
++ if (ret)
++ goto out_mutex;
++
++ }
++
++ /* Zero range excluding the unaligned edges */
+ if (max_blocks > 0) {
++ flags |= (EXT4_GET_BLOCKS_CONVERT_UNWRITTEN |
++ EXT4_EX_NOCACHE);
+
+ /* Now release the pages and zero block aligned part of pages*/
+ truncate_pagecache_range(inode, start, end - 1);
+@@ -4836,19 +4843,6 @@ static long ext4_zero_range(struct file *file, loff_t offset,
+ flags, mode);
+ if (ret)
+ goto out_dio;
+- /*
+- * Remove entire range from the extent status tree.
+- *
+- * ext4_es_remove_extent(inode, lblk, max_blocks) is
+- * NOT sufficient. I'm not sure why this is the case,
+- * but let's be conservative and remove the extent
+- * status tree for the entire inode. There should be
+- * no outstanding delalloc extents thanks to the
+- * filemap_write_and_wait_range() call above.
+- */
+- ret = ext4_es_remove_extent(inode, 0, EXT_MAX_BLOCKS);
+- if (ret)
+- goto out_dio;
+ }
+ if (!partial_begin && !partial_end)
+ goto out_dio;
+diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
+index 4227dc4f7437..8c44654ce274 100644
+--- a/fs/jbd2/checkpoint.c
++++ b/fs/jbd2/checkpoint.c
+@@ -417,12 +417,12 @@ int jbd2_cleanup_journal_tail(journal_t *journal)
+ * journal_clean_one_cp_list
+ *
+ * Find all the written-back checkpoint buffers in the given list and
+- * release them.
++ * release them. If 'destroy' is set, clean all buffers unconditionally.
+ *
+ * Called with j_list_lock held.
+ * Returns 1 if we freed the transaction, 0 otherwise.
+ */
+-static int journal_clean_one_cp_list(struct journal_head *jh)
++static int journal_clean_one_cp_list(struct journal_head *jh, bool destroy)
+ {
+ struct journal_head *last_jh;
+ struct journal_head *next_jh = jh;
+@@ -436,7 +436,10 @@ static int journal_clean_one_cp_list(struct journal_head *jh)
+ do {
+ jh = next_jh;
+ next_jh = jh->b_cpnext;
+- ret = __try_to_free_cp_buf(jh);
++ if (!destroy)
++ ret = __try_to_free_cp_buf(jh);
++ else
++ ret = __jbd2_journal_remove_checkpoint(jh) + 1;
+ if (!ret)
+ return freed;
+ if (ret == 2)
+@@ -459,10 +462,11 @@ static int journal_clean_one_cp_list(struct journal_head *jh)
+ * journal_clean_checkpoint_list
+ *
+ * Find all the written-back checkpoint buffers in the journal and release them.
++ * If 'destroy' is set, release all buffers unconditionally.
+ *
+ * Called with j_list_lock held.
+ */
+-void __jbd2_journal_clean_checkpoint_list(journal_t *journal)
++void __jbd2_journal_clean_checkpoint_list(journal_t *journal, bool destroy)
+ {
+ transaction_t *transaction, *last_transaction, *next_transaction;
+ int ret;
+@@ -476,7 +480,8 @@ void __jbd2_journal_clean_checkpoint_list(journal_t *journal)
+ do {
+ transaction = next_transaction;
+ next_transaction = transaction->t_cpnext;
+- ret = journal_clean_one_cp_list(transaction->t_checkpoint_list);
++ ret = journal_clean_one_cp_list(transaction->t_checkpoint_list,
++ destroy);
+ /*
+ * This function only frees up some memory if possible so we
+ * dont have an obligation to finish processing. Bail out if
+@@ -492,7 +497,7 @@ void __jbd2_journal_clean_checkpoint_list(journal_t *journal)
+ * we can possibly see not yet submitted buffers on io_list
+ */
+ ret = journal_clean_one_cp_list(transaction->
+- t_checkpoint_io_list);
++ t_checkpoint_io_list, destroy);
+ if (need_resched())
+ return;
+ /*
+@@ -506,6 +511,28 @@ void __jbd2_journal_clean_checkpoint_list(journal_t *journal)
+ }
+
+ /*
++ * Remove buffers from all checkpoint lists as journal is aborted and we just
++ * need to free memory
++ */
++void jbd2_journal_destroy_checkpoint(journal_t *journal)
++{
++ /*
++ * We loop because __jbd2_journal_clean_checkpoint_list() may abort
++ * early due to a need of rescheduling.
++ */
++ while (1) {
++ spin_lock(&journal->j_list_lock);
++ if (!journal->j_checkpoint_transactions) {
++ spin_unlock(&journal->j_list_lock);
++ break;
++ }
++ __jbd2_journal_clean_checkpoint_list(journal, true);
++ spin_unlock(&journal->j_list_lock);
++ cond_resched();
++ }
++}
++
++/*
+ * journal_remove_checkpoint: called after a buffer has been committed
+ * to disk (either by being write-back flushed to disk, or being
+ * committed to the log).
+diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
+index b73e0215baa7..362e5f614450 100644
+--- a/fs/jbd2/commit.c
++++ b/fs/jbd2/commit.c
+@@ -510,7 +510,7 @@ void jbd2_journal_commit_transaction(journal_t *journal)
+ * frees some memory
+ */
+ spin_lock(&journal->j_list_lock);
+- __jbd2_journal_clean_checkpoint_list(journal);
++ __jbd2_journal_clean_checkpoint_list(journal, false);
+ spin_unlock(&journal->j_list_lock);
+
+ jbd_debug(3, "JBD2: commit phase 1\n");
+diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
+index be6f7178d23a..2540324f084b 100644
+--- a/fs/jbd2/journal.c
++++ b/fs/jbd2/journal.c
+@@ -1708,8 +1708,17 @@ int jbd2_journal_destroy(journal_t *journal)
+ while (journal->j_checkpoint_transactions != NULL) {
+ spin_unlock(&journal->j_list_lock);
+ mutex_lock(&journal->j_checkpoint_mutex);
+- jbd2_log_do_checkpoint(journal);
++ err = jbd2_log_do_checkpoint(journal);
+ mutex_unlock(&journal->j_checkpoint_mutex);
++ /*
++ * If checkpointing failed, just free the buffers to avoid
++ * looping forever
++ */
++ if (err) {
++ jbd2_journal_destroy_checkpoint(journal);
++ spin_lock(&journal->j_list_lock);
++ break;
++ }
+ spin_lock(&journal->j_list_lock);
+ }
+
+diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
+index ff560537dd61..2725b03b4ae2 100644
+--- a/include/linux/ipv6.h
++++ b/include/linux/ipv6.h
+@@ -212,7 +212,7 @@ struct ipv6_pinfo {
+ struct ipv6_ac_socklist *ipv6_ac_list;
+ struct ipv6_fl_socklist __rcu *ipv6_fl_list;
+
+- struct ipv6_txoptions *opt;
++ struct ipv6_txoptions __rcu *opt;
+ struct sk_buff *pktoptions;
+ struct sk_buff *rxpmtu;
+ struct {
+diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
+index dadb42109dec..4caf8acfef11 100644
+--- a/include/linux/jbd2.h
++++ b/include/linux/jbd2.h
+@@ -1042,8 +1042,9 @@ void jbd2_update_log_tail(journal_t *journal, tid_t tid, unsigned long block);
+ extern void jbd2_journal_commit_transaction(journal_t *);
+
+ /* Checkpoint list management */
+-void __jbd2_journal_clean_checkpoint_list(journal_t *journal);
++void __jbd2_journal_clean_checkpoint_list(journal_t *journal, bool destroy);
+ int __jbd2_journal_remove_checkpoint(struct journal_head *);
++void jbd2_journal_destroy_checkpoint(journal_t *journal);
+ void __jbd2_journal_insert_checkpoint(struct journal_head *, transaction_t *);
+
+
+diff --git a/include/linux/pci.h b/include/linux/pci.h
+index e92cdad3240d..7a3484490867 100644
+--- a/include/linux/pci.h
++++ b/include/linux/pci.h
+@@ -177,6 +177,10 @@ enum pci_dev_flags {
+ PCI_DEV_FLAG_PCIE_BRIDGE_ALIAS = (__force pci_dev_flags_t) (1 << 5),
+ /* Do not use bus resets for device */
+ PCI_DEV_FLAGS_NO_BUS_RESET = (__force pci_dev_flags_t) (1 << 6),
++ /* Do not use PM reset even if device advertises NoSoftRst- */
++ PCI_DEV_FLAGS_NO_PM_RESET = (__force pci_dev_flags_t) (1 << 7),
++ /* Get VPD from function 0 VPD */
++ PCI_DEV_FLAGS_VPD_REF_F0 = (__force pci_dev_flags_t) (1 << 8),
+ };
+
+ enum pci_irq_reroute_variant {
+diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
+index 522d83731709..3b57c6712495 100644
+--- a/include/linux/skbuff.h
++++ b/include/linux/skbuff.h
+@@ -2549,6 +2549,9 @@ static inline void skb_postpull_rcsum(struct sk_buff *skb,
+ {
+ if (skb->ip_summed == CHECKSUM_COMPLETE)
+ skb->csum = csum_sub(skb->csum, csum_partial(start, len, 0));
++ else if (skb->ip_summed == CHECKSUM_PARTIAL &&
++ skb_checksum_start_offset(skb) < 0)
++ skb->ip_summed = CHECKSUM_NONE;
+ }
+
+ unsigned char *skb_pull_rcsum(struct sk_buff *skb, unsigned int len);
+diff --git a/include/net/af_unix.h b/include/net/af_unix.h
+index a175ba4a7adb..dfe4ddfbb43c 100644
+--- a/include/net/af_unix.h
++++ b/include/net/af_unix.h
+@@ -64,7 +64,11 @@ struct unix_sock {
+ #define UNIX_GC_MAYBE_CYCLE 1
+ struct socket_wq peer_wq;
+ };
+-#define unix_sk(__sk) ((struct unix_sock *)__sk)
++
++static inline struct unix_sock *unix_sk(struct sock *sk)
++{
++ return (struct unix_sock *)sk;
++}
+
+ #define peer_wait peer_wq.wait
+
+diff --git a/include/net/inet_common.h b/include/net/inet_common.h
+index b2828a06a5a6..a7d812d05fba 100644
+--- a/include/net/inet_common.h
++++ b/include/net/inet_common.h
+@@ -42,7 +42,8 @@ int inet_recv_error(struct sock *sk, struct msghdr *msg, int len,
+
+ static inline void inet_ctl_sock_destroy(struct sock *sk)
+ {
+- sk_release_kernel(sk);
++ if (sk)
++ sk_release_kernel(sk);
+ }
+
+ #endif
+diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h
+index a5593dab6af7..ef9557683fec 100644
+--- a/include/net/ip6_tunnel.h
++++ b/include/net/ip6_tunnel.h
+@@ -79,11 +79,12 @@ static inline void ip6tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
+ err = ip6_local_out(skb);
+
+ if (net_xmit_eval(err) == 0) {
+- struct pcpu_sw_netstats *tstats = this_cpu_ptr(dev->tstats);
++ struct pcpu_sw_netstats *tstats = get_cpu_ptr(dev->tstats);
+ u64_stats_update_begin(&tstats->syncp);
+ tstats->tx_bytes += pkt_len;
+ tstats->tx_packets++;
+ u64_stats_update_end(&tstats->syncp);
++ put_cpu_ptr(tstats);
+ } else {
+ stats->tx_errors++;
+ stats->tx_aborted_errors++;
+diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
+index 5bc6edeb7143..a3f2f8005126 100644
+--- a/include/net/ip_tunnels.h
++++ b/include/net/ip_tunnels.h
+@@ -186,12 +186,13 @@ static inline void iptunnel_xmit_stats(int err,
+ struct pcpu_sw_netstats __percpu *stats)
+ {
+ if (err > 0) {
+- struct pcpu_sw_netstats *tstats = this_cpu_ptr(stats);
++ struct pcpu_sw_netstats *tstats = get_cpu_ptr(stats);
+
+ u64_stats_update_begin(&tstats->syncp);
+ tstats->tx_bytes += err;
+ tstats->tx_packets++;
+ u64_stats_update_end(&tstats->syncp);
++ put_cpu_ptr(tstats);
+ } else if (err < 0) {
+ err_stats->tx_errors++;
+ err_stats->tx_aborted_errors++;
+diff --git a/include/net/ipv6.h b/include/net/ipv6.h
+index 4292929392b0..a5169a4e9ef7 100644
+--- a/include/net/ipv6.h
++++ b/include/net/ipv6.h
+@@ -207,6 +207,7 @@ extern rwlock_t ip6_ra_lock;
+ */
+
+ struct ipv6_txoptions {
++ atomic_t refcnt;
+ /* Length of this structure */
+ int tot_len;
+
+@@ -219,7 +220,7 @@ struct ipv6_txoptions {
+ struct ipv6_opt_hdr *dst0opt;
+ struct ipv6_rt_hdr *srcrt; /* Routing Header */
+ struct ipv6_opt_hdr *dst1opt;
+-
++ struct rcu_head rcu;
+ /* Option buffer, as read by IPV6_PKTOPTIONS, starts here. */
+ };
+
+@@ -252,6 +253,24 @@ struct ipv6_fl_socklist {
+ struct rcu_head rcu;
+ };
+
++static inline struct ipv6_txoptions *txopt_get(const struct ipv6_pinfo *np)
++{
++ struct ipv6_txoptions *opt;
++
++ rcu_read_lock();
++ opt = rcu_dereference(np->opt);
++ if (opt && !atomic_inc_not_zero(&opt->refcnt))
++ opt = NULL;
++ rcu_read_unlock();
++ return opt;
++}
++
++static inline void txopt_put(struct ipv6_txoptions *opt)
++{
++ if (opt && atomic_dec_and_test(&opt->refcnt))
++ kfree_rcu(opt, rcu);
++}
++
+ struct ip6_flowlabel *fl6_sock_lookup(struct sock *sk, __be32 label);
+ struct ipv6_txoptions *fl6_merge_options(struct ipv6_txoptions *opt_space,
+ struct ip6_flowlabel *fl,
+@@ -490,6 +509,7 @@ struct ip6_create_arg {
+ u32 user;
+ const struct in6_addr *src;
+ const struct in6_addr *dst;
++ int iif;
+ u8 ecn;
+ };
+
+diff --git a/include/net/sock.h b/include/net/sock.h
+index 4406dbe491f0..a098ce3cd242 100644
+--- a/include/net/sock.h
++++ b/include/net/sock.h
+@@ -819,6 +819,14 @@ static inline __must_check int sk_add_backlog(struct sock *sk, struct sk_buff *s
+ if (sk_rcvqueues_full(sk, limit))
+ return -ENOBUFS;
+
++ /*
++ * If the skb was allocated from pfmemalloc reserves, only
++ * allow SOCK_MEMALLOC sockets to use it as this socket is
++ * helping free memory
++ */
++ if (skb_pfmemalloc(skb) && !sock_flag(sk, SOCK_MEMALLOC))
++ return -ENOMEM;
++
+ __sk_add_backlog(sk, skb);
+ sk->sk_backlog.len += skb->truesize;
+ return 0;
+diff --git a/include/sound/wm8904.h b/include/sound/wm8904.h
+index 898be3a8db9a..6d8f8fba3341 100644
+--- a/include/sound/wm8904.h
++++ b/include/sound/wm8904.h
+@@ -119,7 +119,7 @@
+ #define WM8904_MIC_REGS 2
+ #define WM8904_GPIO_REGS 4
+ #define WM8904_DRC_REGS 4
+-#define WM8904_EQ_REGS 25
++#define WM8904_EQ_REGS 24
+
+ /**
+ * DRC configurations are specified with a label and a set of register
+diff --git a/kernel/auditsc.c b/kernel/auditsc.c
+index e420a0c41b5f..cc3416f0deda 100644
+--- a/kernel/auditsc.c
++++ b/kernel/auditsc.c
+@@ -72,6 +72,8 @@
+ #include <linux/fs_struct.h>
+ #include <linux/compat.h>
+ #include <linux/ctype.h>
++#include <linux/string.h>
++#include <uapi/linux/limits.h>
+
+ #include "audit.h"
+
+@@ -1861,8 +1863,7 @@ void __audit_inode(struct filename *name, const struct dentry *dentry,
+ }
+
+ list_for_each_entry_reverse(n, &context->names_list, list) {
+- /* does the name pointer match? */
+- if (!n->name || n->name->name != name->name)
++ if (!n->name || strcmp(n->name->name, name->name))
+ continue;
+
+ /* match the correct record type */
+@@ -1877,12 +1878,48 @@ void __audit_inode(struct filename *name, const struct dentry *dentry,
+ }
+
+ out_alloc:
+- /* unable to find the name from a previous getname(). Allocate a new
+- * anonymous entry.
+- */
+- n = audit_alloc_name(context, AUDIT_TYPE_NORMAL);
++ /* unable to find an entry with both a matching name and type */
++ n = audit_alloc_name(context, AUDIT_TYPE_UNKNOWN);
+ if (!n)
+ return;
++ /* unfortunately, while we may have a path name to record with the
++ * inode, we can't always rely on the string lasting until the end of
++ * the syscall so we need to create our own copy, it may fail due to
++ * memory allocation issues, but we do our best */
++ if (name) {
++ /* we can't use getname_kernel() due to size limits */
++ size_t len = strlen(name->name) + 1;
++ struct filename *new = __getname();
++
++ if (unlikely(!new))
++ goto out;
++
++ if (len <= (PATH_MAX - sizeof(*new))) {
++ new->name = (char *)(new) + sizeof(*new);
++ new->separate = false;
++ } else if (len <= PATH_MAX) {
++ /* this looks odd, but is due to final_putname() */
++ struct filename *new2;
++
++ new2 = kmalloc(sizeof(*new2), GFP_KERNEL);
++ if (unlikely(!new2)) {
++ __putname(new);
++ goto out;
++ }
++ new2->name = (char *)new;
++ new2->separate = true;
++ new = new2;
++ } else {
++ /* we should never get here, but let's be safe */
++ __putname(new);
++ goto out;
++ }
++ strlcpy((char *)new->name, name->name, len);
++ new->uptr = NULL;
++ new->aname = n;
++ n->name = new;
++ n->name_put = true;
++ }
+ out:
+ if (parent) {
+ n->name_len = n->name ? parent_len(n->name->name) : AUDIT_NAME_FULL;
+diff --git a/kernel/module.c b/kernel/module.c
+index c353707bbbd5..3da0c001d985 100644
+--- a/kernel/module.c
++++ b/kernel/module.c
+@@ -914,11 +914,15 @@ void symbol_put_addr(void *addr)
+ if (core_kernel_text(a))
+ return;
+
+- /* module_text_address is safe here: we're supposed to have reference
+- * to module from symbol_get, so it can't go away. */
++ /*
++ * Even though we hold a reference on the module; we still need to
++ * disable preemption in order to safely traverse the data structure.
++ */
++ preempt_disable();
+ modaddr = __module_text_address(a);
+ BUG_ON(!modaddr);
+ module_put(modaddr);
++ preempt_enable();
+ }
+ EXPORT_SYMBOL_GPL(symbol_put_addr);
+
+diff --git a/kernel/sched/core.c b/kernel/sched/core.c
+index a882dd91722d..d650e1e593b8 100644
+--- a/kernel/sched/core.c
++++ b/kernel/sched/core.c
+@@ -5284,6 +5284,14 @@ static int sched_cpu_active(struct notifier_block *nfb,
+ case CPU_STARTING:
+ set_cpu_rq_start_time();
+ return NOTIFY_OK;
++ case CPU_ONLINE:
++ /*
++ * At this point a starting CPU has marked itself as online via
++ * set_cpu_online(). But it might not yet have marked itself
++ * as active, which is essential from here on.
++ *
++ * Thus, fall-through and help the starting CPU along.
++ */
+ case CPU_DOWN_FAILED:
+ set_cpu_active((long)hcpu, true);
+ return NOTIFY_OK;
+diff --git a/kernel/workqueue.c b/kernel/workqueue.c
+index 2273f534b01a..bd3c41d4ec07 100644
+--- a/kernel/workqueue.c
++++ b/kernel/workqueue.c
+@@ -1442,13 +1442,13 @@ static void __queue_delayed_work(int cpu, struct workqueue_struct *wq,
+ timer_stats_timer_set_start_info(&dwork->timer);
+
+ dwork->wq = wq;
++ /* timer isn't guaranteed to run in this cpu, record earlier */
++ if (cpu == WORK_CPU_UNBOUND)
++ cpu = raw_smp_processor_id();
+ dwork->cpu = cpu;
+ timer->expires = jiffies + delay;
+
+- if (unlikely(cpu != WORK_CPU_UNBOUND))
+- add_timer_on(timer, cpu);
+- else
+- add_timer(timer);
++ add_timer_on(timer, cpu);
+ }
+
+ /**
+diff --git a/lib/radix-tree.c b/lib/radix-tree.c
+index 3291a8e37490..3d2aa27b845b 100644
+--- a/lib/radix-tree.c
++++ b/lib/radix-tree.c
+@@ -33,7 +33,7 @@
+ #include <linux/string.h>
+ #include <linux/bitops.h>
+ #include <linux/rcupdate.h>
+-#include <linux/hardirq.h> /* in_interrupt() */
++#include <linux/preempt_mask.h> /* in_interrupt() */
+
+
+ /*
+diff --git a/mm/filemap.c b/mm/filemap.c
+index 37beab98b416..7e6ab98d4d3c 100644
+--- a/mm/filemap.c
++++ b/mm/filemap.c
+@@ -2489,6 +2489,11 @@ again:
+ break;
+ }
+
++ if (fatal_signal_pending(current)) {
++ status = -EINTR;
++ break;
++ }
++
+ status = a_ops->write_begin(file, mapping, pos, bytes, flags,
+ &page, &fsdata);
+ if (unlikely(status < 0))
+@@ -2526,10 +2531,6 @@ again:
+ written += copied;
+
+ balance_dirty_pages_ratelimited(mapping);
+- if (fatal_signal_pending(current)) {
+- status = -EINTR;
+- break;
+- }
+ } while (iov_iter_count(i));
+
+ return written ? written : status;
+diff --git a/net/core/datagram.c b/net/core/datagram.c
+index 61e99f315ed9..3a402a7b20e9 100644
+--- a/net/core/datagram.c
++++ b/net/core/datagram.c
+@@ -130,35 +130,6 @@ out_noerr:
+ goto out;
+ }
+
+-static int skb_set_peeked(struct sk_buff *skb)
+-{
+- struct sk_buff *nskb;
+-
+- if (skb->peeked)
+- return 0;
+-
+- /* We have to unshare an skb before modifying it. */
+- if (!skb_shared(skb))
+- goto done;
+-
+- nskb = skb_clone(skb, GFP_ATOMIC);
+- if (!nskb)
+- return -ENOMEM;
+-
+- skb->prev->next = nskb;
+- skb->next->prev = nskb;
+- nskb->prev = skb->prev;
+- nskb->next = skb->next;
+-
+- consume_skb(skb);
+- skb = nskb;
+-
+-done:
+- skb->peeked = 1;
+-
+- return 0;
+-}
+-
+ /**
+ * __skb_recv_datagram - Receive a datagram skbuff
+ * @sk: socket
+@@ -193,9 +164,7 @@ done:
+ struct sk_buff *__skb_recv_datagram(struct sock *sk, unsigned int flags,
+ int *peeked, int *off, int *err)
+ {
+- struct sk_buff_head *queue = &sk->sk_receive_queue;
+ struct sk_buff *skb, *last;
+- unsigned long cpu_flags;
+ long timeo;
+ /*
+ * Caller is allowed not to check sk->sk_err before skb_recv_datagram()
+@@ -214,6 +183,8 @@ struct sk_buff *__skb_recv_datagram(struct sock *sk, unsigned int flags,
+ * Look at current nfs client by the way...
+ * However, this function was correct in any case. 8)
+ */
++ unsigned long cpu_flags;
++ struct sk_buff_head *queue = &sk->sk_receive_queue;
+ int _off = *off;
+
+ last = (struct sk_buff *)queue;
+@@ -227,11 +198,7 @@ struct sk_buff *__skb_recv_datagram(struct sock *sk, unsigned int flags,
+ _off -= skb->len;
+ continue;
+ }
+-
+- error = skb_set_peeked(skb);
+- if (error)
+- goto unlock_err;
+-
++ skb->peeked = 1;
+ atomic_inc(&skb->users);
+ } else
+ __skb_unlink(skb, queue);
+@@ -255,8 +222,6 @@ struct sk_buff *__skb_recv_datagram(struct sock *sk, unsigned int flags,
+
+ return NULL;
+
+-unlock_err:
+- spin_unlock_irqrestore(&queue->lock, cpu_flags);
+ no_packet:
+ *err = error;
+ return NULL;
+diff --git a/net/core/dst.c b/net/core/dst.c
+index a028409ee438..a80e92346b9b 100644
+--- a/net/core/dst.c
++++ b/net/core/dst.c
+@@ -285,7 +285,7 @@ void dst_release(struct dst_entry *dst)
+
+ newrefcnt = atomic_dec_return(&dst->__refcnt);
+ WARN_ON(newrefcnt < 0);
+- if (unlikely(dst->flags & DST_NOCACHE) && !newrefcnt)
++ if (!newrefcnt && unlikely(dst->flags & DST_NOCACHE))
+ call_rcu(&dst->rcu_head, dst_destroy_rcu);
+ }
+ }
+diff --git a/net/core/ethtool.c b/net/core/ethtool.c
+index 06dfb293e5aa..14bb1583947e 100644
+--- a/net/core/ethtool.c
++++ b/net/core/ethtool.c
+@@ -1257,7 +1257,7 @@ static int ethtool_get_strings(struct net_device *dev, void __user *useraddr)
+
+ gstrings.len = ret;
+
+- data = kmalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER);
++ data = kcalloc(gstrings.len, ETH_GSTRING_LEN, GFP_USER);
+ if (!data)
+ return -ENOMEM;
+
+diff --git a/net/core/neighbour.c b/net/core/neighbour.c
+index 2b0d99dad8be..0478423afd29 100644
+--- a/net/core/neighbour.c
++++ b/net/core/neighbour.c
+@@ -2263,7 +2263,7 @@ static int pneigh_fill_info(struct sk_buff *skb, struct pneigh_entry *pn,
+ ndm->ndm_pad2 = 0;
+ ndm->ndm_flags = pn->flags | NTF_PROXY;
+ ndm->ndm_type = RTN_UNICAST;
+- ndm->ndm_ifindex = pn->dev->ifindex;
++ ndm->ndm_ifindex = pn->dev ? pn->dev->ifindex : 0;
+ ndm->ndm_state = NUD_NONE;
+
+ if (nla_put(skb, NDA_DST, tbl->key_len, pn->key))
+@@ -2337,7 +2337,7 @@ static int pneigh_dump_table(struct neigh_table *tbl, struct sk_buff *skb,
+ if (h > s_h)
+ s_idx = 0;
+ for (n = tbl->phash_buckets[h], idx = 0; n; n = n->next) {
+- if (dev_net(n->dev) != net)
++ if (pneigh_net(n) != net)
+ continue;
+ if (idx < s_idx)
+ goto next;
+diff --git a/net/core/scm.c b/net/core/scm.c
+index b442e7e25e60..d30eb057fa7b 100644
+--- a/net/core/scm.c
++++ b/net/core/scm.c
+@@ -306,6 +306,8 @@ void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm)
+ err = put_user(cmlen, &cm->cmsg_len);
+ if (!err) {
+ cmlen = CMSG_SPACE(i*sizeof(int));
++ if (msg->msg_controllen < cmlen)
++ cmlen = msg->msg_controllen;
+ msg->msg_control += cmlen;
+ msg->msg_controllen -= cmlen;
+ }
+diff --git a/net/core/skbuff.c b/net/core/skbuff.c
+index 72400a1bb439..ea0bcc4a9657 100644
+--- a/net/core/skbuff.c
++++ b/net/core/skbuff.c
+@@ -2881,11 +2881,12 @@ EXPORT_SYMBOL(skb_append_datato_frags);
+ */
+ unsigned char *skb_pull_rcsum(struct sk_buff *skb, unsigned int len)
+ {
++ unsigned char *data = skb->data;
++
+ BUG_ON(len > skb->len);
+- skb->len -= len;
+- BUG_ON(skb->len < skb->data_len);
+- skb_postpull_rcsum(skb, skb->data, len);
+- return skb->data += len;
++ __skb_pull(skb, len);
++ skb_postpull_rcsum(skb, data, len);
++ return skb->data;
+ }
+ EXPORT_SYMBOL_GPL(skb_pull_rcsum);
+
+diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
+index 6bcaa33cd804..7bcb22317841 100644
+--- a/net/dccp/ipv6.c
++++ b/net/dccp/ipv6.c
+@@ -238,7 +238,9 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req)
+ security_req_classify_flow(req, flowi6_to_flowi(&fl6));
+
+
+- final_p = fl6_update_dst(&fl6, np->opt, &final);
++ rcu_read_lock();
++ final_p = fl6_update_dst(&fl6, rcu_dereference(np->opt), &final);
++ rcu_read_unlock();
+
+ dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
+ if (IS_ERR(dst)) {
+@@ -255,7 +257,10 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req)
+ &ireq->ir_v6_loc_addr,
+ &ireq->ir_v6_rmt_addr);
+ fl6.daddr = ireq->ir_v6_rmt_addr;
+- err = ip6_xmit(sk, skb, &fl6, np->opt, np->tclass);
++ rcu_read_lock();
++ err = ip6_xmit(sk, skb, &fl6, rcu_dereference(np->opt),
++ np->tclass);
++ rcu_read_unlock();
+ err = net_xmit_eval(err);
+ }
+
+@@ -450,6 +455,7 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
+ {
+ struct inet_request_sock *ireq = inet_rsk(req);
+ struct ipv6_pinfo *newnp, *np = inet6_sk(sk);
++ struct ipv6_txoptions *opt;
+ struct inet_sock *newinet;
+ struct dccp6_sock *newdp6;
+ struct sock *newsk;
+@@ -573,13 +579,15 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
+ * Yes, keeping reference count would be much more clever, but we make
+ * one more one thing there: reattach optmem to newsk.
+ */
+- if (np->opt != NULL)
+- newnp->opt = ipv6_dup_options(newsk, np->opt);
+-
++ opt = rcu_dereference(np->opt);
++ if (opt) {
++ opt = ipv6_dup_options(newsk, opt);
++ RCU_INIT_POINTER(newnp->opt, opt);
++ }
+ inet_csk(newsk)->icsk_ext_hdr_len = 0;
+- if (newnp->opt != NULL)
+- inet_csk(newsk)->icsk_ext_hdr_len = (newnp->opt->opt_nflen +
+- newnp->opt->opt_flen);
++ if (opt)
++ inet_csk(newsk)->icsk_ext_hdr_len = opt->opt_nflen +
++ opt->opt_flen;
+
+ dccp_sync_mss(newsk, dst_mtu(dst));
+
+@@ -832,6 +840,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
+ struct ipv6_pinfo *np = inet6_sk(sk);
+ struct dccp_sock *dp = dccp_sk(sk);
+ struct in6_addr *saddr = NULL, *final_p, final;
++ struct ipv6_txoptions *opt;
+ struct flowi6 fl6;
+ struct dst_entry *dst;
+ int addr_type;
+@@ -933,7 +942,8 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
+ fl6.fl6_sport = inet->inet_sport;
+ security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+
+- final_p = fl6_update_dst(&fl6, np->opt, &final);
++ opt = rcu_dereference_protected(np->opt, sock_owned_by_user(sk));
++ final_p = fl6_update_dst(&fl6, opt, &final);
+
+ dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
+ if (IS_ERR(dst)) {
+@@ -953,9 +963,8 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
+ __ip6_dst_store(sk, dst, NULL, NULL);
+
+ icsk->icsk_ext_hdr_len = 0;
+- if (np->opt != NULL)
+- icsk->icsk_ext_hdr_len = (np->opt->opt_flen +
+- np->opt->opt_nflen);
++ if (opt)
++ icsk->icsk_ext_hdr_len = opt->opt_flen + opt->opt_nflen;
+
+ inet->inet_dport = usin->sin6_port;
+
+diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
+index 51973ddc05a6..abc50b41bc39 100644
+--- a/net/ipv4/gre_offload.c
++++ b/net/ipv4/gre_offload.c
+@@ -36,7 +36,8 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb,
+ SKB_GSO_TCP_ECN |
+ SKB_GSO_GRE |
+ SKB_GSO_GRE_CSUM |
+- SKB_GSO_IPIP)))
++ SKB_GSO_IPIP |
++ SKB_GSO_SIT)))
+ goto out;
+
+ if (!skb->encapsulation)
+diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
+index c8034587859d..1b7f6da99ef4 100644
+--- a/net/ipv4/ipmr.c
++++ b/net/ipv4/ipmr.c
+@@ -136,7 +136,7 @@ static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb,
+ struct mfc_cache *c, struct rtmsg *rtm);
+ static void mroute_netlink_event(struct mr_table *mrt, struct mfc_cache *mfc,
+ int cmd);
+-static void mroute_clean_tables(struct mr_table *mrt);
++static void mroute_clean_tables(struct mr_table *mrt, bool all);
+ static void ipmr_expire_process(unsigned long arg);
+
+ #ifdef CONFIG_IP_MROUTE_MULTIPLE_TABLES
+@@ -348,7 +348,7 @@ static struct mr_table *ipmr_new_table(struct net *net, u32 id)
+ static void ipmr_free_table(struct mr_table *mrt)
+ {
+ del_timer_sync(&mrt->ipmr_expire_timer);
+- mroute_clean_tables(mrt);
++ mroute_clean_tables(mrt, true);
+ kfree(mrt);
+ }
+
+@@ -1201,7 +1201,7 @@ static int ipmr_mfc_add(struct net *net, struct mr_table *mrt,
+ * Close the multicast socket, and clear the vif tables etc
+ */
+
+-static void mroute_clean_tables(struct mr_table *mrt)
++static void mroute_clean_tables(struct mr_table *mrt, bool all)
+ {
+ int i;
+ LIST_HEAD(list);
+@@ -1210,8 +1210,9 @@ static void mroute_clean_tables(struct mr_table *mrt)
+ /* Shut down all active vif entries */
+
+ for (i = 0; i < mrt->maxvif; i++) {
+- if (!(mrt->vif_table[i].flags & VIFF_STATIC))
+- vif_delete(mrt, i, 0, &list);
++ if (!all && (mrt->vif_table[i].flags & VIFF_STATIC))
++ continue;
++ vif_delete(mrt, i, 0, &list);
+ }
+ unregister_netdevice_many(&list);
+
+@@ -1219,7 +1220,7 @@ static void mroute_clean_tables(struct mr_table *mrt)
+
+ for (i = 0; i < MFC_LINES; i++) {
+ list_for_each_entry_safe(c, next, &mrt->mfc_cache_array[i], list) {
+- if (c->mfc_flags & MFC_STATIC)
++ if (!all && (c->mfc_flags & MFC_STATIC))
+ continue;
+ list_del_rcu(&c->list);
+ mroute_netlink_event(mrt, c, RTM_DELROUTE);
+@@ -1254,7 +1255,7 @@ static void mrtsock_destruct(struct sock *sk)
+ NETCONFA_IFINDEX_ALL,
+ net->ipv4.devconf_all);
+ RCU_INIT_POINTER(mrt->mroute_sk, NULL);
+- mroute_clean_tables(mrt);
++ mroute_clean_tables(mrt, false);
+ }
+ }
+ rtnl_unlock();
+@@ -1674,8 +1675,8 @@ static inline int ipmr_forward_finish(struct sk_buff *skb)
+ {
+ struct ip_options *opt = &(IPCB(skb)->opt);
+
+- IP_INC_STATS_BH(dev_net(skb_dst(skb)->dev), IPSTATS_MIB_OUTFORWDATAGRAMS);
+- IP_ADD_STATS_BH(dev_net(skb_dst(skb)->dev), IPSTATS_MIB_OUTOCTETS, skb->len);
++ IP_INC_STATS(dev_net(skb_dst(skb)->dev), IPSTATS_MIB_OUTFORWDATAGRAMS);
++ IP_ADD_STATS(dev_net(skb_dst(skb)->dev), IPSTATS_MIB_OUTOCTETS, skb->len);
+
+ if (unlikely(opt->optlen))
+ ip_forward_options(skb);
+@@ -1737,7 +1738,7 @@ static void ipmr_queue_xmit(struct net *net, struct mr_table *mrt,
+ * to blackhole.
+ */
+
+- IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_FRAGFAILS);
++ IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGFAILS);
+ ip_rt_put(rt);
+ goto out_free;
+ }
+diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
+index b3c53c8b331e..633cd34f57ec 100644
+--- a/net/ipv4/sysctl_net_ipv4.c
++++ b/net/ipv4/sysctl_net_ipv4.c
+@@ -45,10 +45,10 @@ static int ip_ping_group_range_max[] = { GID_T_MAX, GID_T_MAX };
+ /* Update system visible IP port range */
+ static void set_local_port_range(struct net *net, int range[2])
+ {
+- write_seqlock(&net->ipv4.ip_local_ports.lock);
++ write_seqlock_bh(&net->ipv4.ip_local_ports.lock);
+ net->ipv4.ip_local_ports.range[0] = range[0];
+ net->ipv4.ip_local_ports.range[1] = range[1];
+- write_sequnlock(&net->ipv4.ip_local_ports.lock);
++ write_sequnlock_bh(&net->ipv4.ip_local_ports.lock);
+ }
+
+ /* Validate changes from /proc interface. */
+diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
+index 6f46cde58e54..0c96055b2382 100644
+--- a/net/ipv4/tcp_input.c
++++ b/net/ipv4/tcp_input.c
+@@ -4356,19 +4356,34 @@ static int __must_check tcp_queue_rcv(struct sock *sk, struct sk_buff *skb, int
+ int tcp_send_rcvq(struct sock *sk, struct msghdr *msg, size_t size)
+ {
+ struct sk_buff *skb;
++ int err = -ENOMEM;
++ int data_len = 0;
+ bool fragstolen;
+
+ if (size == 0)
+ return 0;
+
+- skb = alloc_skb(size, sk->sk_allocation);
++ if (size > PAGE_SIZE) {
++ int npages = min_t(size_t, size >> PAGE_SHIFT, MAX_SKB_FRAGS);
++
++ data_len = npages << PAGE_SHIFT;
++ size = data_len + (size & ~PAGE_MASK);
++ }
++ skb = alloc_skb_with_frags(size - data_len, data_len,
++ PAGE_ALLOC_COSTLY_ORDER,
++ &err, sk->sk_allocation);
+ if (!skb)
+ goto err;
+
++ skb_put(skb, size - data_len);
++ skb->data_len = data_len;
++ skb->len = size;
++
+ if (tcp_try_rmem_schedule(sk, skb, skb->truesize))
+ goto err_free;
+
+- if (memcpy_fromiovec(skb_put(skb, size), msg->msg_iov, size))
++ err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, size);
++ if (err)
+ goto err_free;
+
+ TCP_SKB_CB(skb)->seq = tcp_sk(sk)->rcv_nxt;
+@@ -4384,7 +4399,8 @@ int tcp_send_rcvq(struct sock *sk, struct msghdr *msg, size_t size)
+ err_free:
+ kfree_skb(skb);
+ err:
+- return -ENOMEM;
++ return err;
++
+ }
+
+ static void tcp_data_queue(struct sock *sk, struct sk_buff *skb)
+@@ -5524,6 +5540,7 @@ discard:
+ }
+
+ tp->rcv_nxt = TCP_SKB_CB(skb)->seq + 1;
++ tp->copied_seq = tp->rcv_nxt;
+ tp->rcv_wup = TCP_SKB_CB(skb)->seq + 1;
+
+ /* RFC1323: The window in SYN & SYN/ACK segments is
+diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
+index a5fdfe9fa542..6cd9f696d9c6 100644
+--- a/net/ipv4/tcp_ipv4.c
++++ b/net/ipv4/tcp_ipv4.c
+@@ -959,7 +959,8 @@ int tcp_md5_do_add(struct sock *sk, const union tcp_md5_addr *addr,
+ }
+
+ md5sig = rcu_dereference_protected(tp->md5sig_info,
+- sock_owned_by_user(sk));
++ sock_owned_by_user(sk) ||
++ lockdep_is_held(&sk->sk_lock.slock));
+ if (!md5sig) {
+ md5sig = kmalloc(sizeof(*md5sig), gfp);
+ if (!md5sig)
+diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
+index 17a025847999..e34efa766031 100644
+--- a/net/ipv6/addrconf.c
++++ b/net/ipv6/addrconf.c
+@@ -396,6 +396,7 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
+ if (err) {
+ ipv6_mc_destroy_dev(ndev);
+ del_timer(&ndev->regen_timer);
++ snmp6_unregister_dev(ndev);
+ goto err_release;
+ }
+ /* protected by rtnl_lock */
+@@ -4843,6 +4844,21 @@ int addrconf_sysctl_forward(struct ctl_table *ctl, int write,
+ return ret;
+ }
+
++static
++int addrconf_sysctl_mtu(struct ctl_table *ctl, int write,
++ void __user *buffer, size_t *lenp, loff_t *ppos)
++{
++ struct inet6_dev *idev = ctl->extra1;
++ int min_mtu = IPV6_MIN_MTU;
++ struct ctl_table lctl;
++
++ lctl = *ctl;
++ lctl.extra1 = &min_mtu;
++ lctl.extra2 = idev ? &idev->dev->mtu : NULL;
++
++ return proc_dointvec_minmax(&lctl, write, buffer, lenp, ppos);
++}
++
+ static void dev_disable_change(struct inet6_dev *idev)
+ {
+ struct netdev_notifier_info info;
+@@ -4994,7 +5010,7 @@ static struct addrconf_sysctl_table
+ .data = &ipv6_devconf.mtu6,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+- .proc_handler = proc_dointvec,
++ .proc_handler = addrconf_sysctl_mtu,
+ },
+ {
+ .procname = "accept_ra",
+diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
+index e8c4400f23e9..05417c330f4e 100644
+--- a/net/ipv6/af_inet6.c
++++ b/net/ipv6/af_inet6.c
+@@ -425,9 +425,11 @@ void inet6_destroy_sock(struct sock *sk)
+
+ /* Free tx options */
+
+- opt = xchg(&np->opt, NULL);
+- if (opt != NULL)
+- sock_kfree_s(sk, opt, opt->tot_len);
++ opt = xchg((__force struct ipv6_txoptions **)&np->opt, NULL);
++ if (opt) {
++ atomic_sub(opt->tot_len, &sk->sk_omem_alloc);
++ txopt_put(opt);
++ }
+ }
+ EXPORT_SYMBOL_GPL(inet6_destroy_sock);
+
+@@ -656,7 +658,10 @@ int inet6_sk_rebuild_header(struct sock *sk)
+ fl6.fl6_sport = inet->inet_sport;
+ security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+
+- final_p = fl6_update_dst(&fl6, np->opt, &final);
++ rcu_read_lock();
++ final_p = fl6_update_dst(&fl6, rcu_dereference(np->opt),
++ &final);
++ rcu_read_unlock();
+
+ dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
+ if (IS_ERR(dst)) {
+diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
+index e069aeb2cf72..9e3b0b66a4f3 100644
+--- a/net/ipv6/datagram.c
++++ b/net/ipv6/datagram.c
+@@ -167,8 +167,10 @@ ipv4_connected:
+
+ security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+
+- opt = flowlabel ? flowlabel->opt : np->opt;
++ rcu_read_lock();
++ opt = flowlabel ? flowlabel->opt : rcu_dereference(np->opt);
+ final_p = fl6_update_dst(&fl6, opt, &final);
++ rcu_read_unlock();
+
+ dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
+ err = 0;
+diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
+index bfde361b6134..4f08a0f452eb 100644
+--- a/net/ipv6/exthdrs.c
++++ b/net/ipv6/exthdrs.c
+@@ -727,6 +727,7 @@ ipv6_dup_options(struct sock *sk, struct ipv6_txoptions *opt)
+ *((char **)&opt2->dst1opt) += dif;
+ if (opt2->srcrt)
+ *((char **)&opt2->srcrt) += dif;
++ atomic_set(&opt2->refcnt, 1);
+ }
+ return opt2;
+ }
+@@ -790,7 +791,7 @@ ipv6_renew_options(struct sock *sk, struct ipv6_txoptions *opt,
+ return ERR_PTR(-ENOBUFS);
+
+ memset(opt2, 0, tot_len);
+-
++ atomic_set(&opt2->refcnt, 1);
+ opt2->tot_len = tot_len;
+ p = (char *)(opt2 + 1);
+
+diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
+index 29b32206e494..6cc516c825b6 100644
+--- a/net/ipv6/inet6_connection_sock.c
++++ b/net/ipv6/inet6_connection_sock.c
+@@ -77,7 +77,9 @@ struct dst_entry *inet6_csk_route_req(struct sock *sk,
+ memset(fl6, 0, sizeof(*fl6));
+ fl6->flowi6_proto = IPPROTO_TCP;
+ fl6->daddr = ireq->ir_v6_rmt_addr;
+- final_p = fl6_update_dst(fl6, np->opt, &final);
++ rcu_read_lock();
++ final_p = fl6_update_dst(fl6, rcu_dereference(np->opt), &final);
++ rcu_read_unlock();
+ fl6->saddr = ireq->ir_v6_loc_addr;
+ fl6->flowi6_oif = ireq->ir_iif;
+ fl6->flowi6_mark = ireq->ir_mark;
+@@ -208,7 +210,9 @@ static struct dst_entry *inet6_csk_route_socket(struct sock *sk,
+ fl6->fl6_dport = inet->inet_dport;
+ security_sk_classify_flow(sk, flowi6_to_flowi(fl6));
+
+- final_p = fl6_update_dst(fl6, np->opt, &final);
++ rcu_read_lock();
++ final_p = fl6_update_dst(fl6, rcu_dereference(np->opt), &final);
++ rcu_read_unlock();
+
+ dst = __inet6_csk_dst_check(sk, np->dst_cookie);
+ if (!dst) {
+@@ -241,7 +245,8 @@ int inet6_csk_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl_unused
+ /* Restore final destination back after routing done */
+ fl6.daddr = sk->sk_v6_daddr;
+
+- res = ip6_xmit(sk, skb, &fl6, np->opt, np->tclass);
++ res = ip6_xmit(sk, skb, &fl6, rcu_dereference(np->opt),
++ np->tclass);
+ rcu_read_unlock();
+ return res;
+ }
+diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
+index 0d58542f9db0..4ca7cdd15aad 100644
+--- a/net/ipv6/ip6mr.c
++++ b/net/ipv6/ip6mr.c
+@@ -120,7 +120,7 @@ static void mr6_netlink_event(struct mr6_table *mrt, struct mfc6_cache *mfc,
+ int cmd);
+ static int ip6mr_rtm_dumproute(struct sk_buff *skb,
+ struct netlink_callback *cb);
+-static void mroute_clean_tables(struct mr6_table *mrt);
++static void mroute_clean_tables(struct mr6_table *mrt, bool all);
+ static void ipmr_expire_process(unsigned long arg);
+
+ #ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
+@@ -337,7 +337,7 @@ static struct mr6_table *ip6mr_new_table(struct net *net, u32 id)
+ static void ip6mr_free_table(struct mr6_table *mrt)
+ {
+ del_timer(&mrt->ipmr_expire_timer);
+- mroute_clean_tables(mrt);
++ mroute_clean_tables(mrt, true);
+ kfree(mrt);
+ }
+
+@@ -1540,7 +1540,7 @@ static int ip6mr_mfc_add(struct net *net, struct mr6_table *mrt,
+ * Close the multicast socket, and clear the vif tables etc
+ */
+
+-static void mroute_clean_tables(struct mr6_table *mrt)
++static void mroute_clean_tables(struct mr6_table *mrt, bool all)
+ {
+ int i;
+ LIST_HEAD(list);
+@@ -1550,8 +1550,9 @@ static void mroute_clean_tables(struct mr6_table *mrt)
+ * Shut down all active vif entries
+ */
+ for (i = 0; i < mrt->maxvif; i++) {
+- if (!(mrt->vif6_table[i].flags & VIFF_STATIC))
+- mif6_delete(mrt, i, &list);
++ if (!all && (mrt->vif6_table[i].flags & VIFF_STATIC))
++ continue;
++ mif6_delete(mrt, i, &list);
+ }
+ unregister_netdevice_many(&list);
+
+@@ -1560,7 +1561,7 @@ static void mroute_clean_tables(struct mr6_table *mrt)
+ */
+ for (i = 0; i < MFC6_LINES; i++) {
+ list_for_each_entry_safe(c, next, &mrt->mfc6_cache_array[i], list) {
+- if (c->mfc_flags & MFC_STATIC)
++ if (!all && (c->mfc_flags & MFC_STATIC))
+ continue;
+ write_lock_bh(&mrt_lock);
+ list_del(&c->list);
+@@ -1623,7 +1624,7 @@ int ip6mr_sk_done(struct sock *sk)
+ net->ipv6.devconf_all);
+ write_unlock_bh(&mrt_lock);
+
+- mroute_clean_tables(mrt);
++ mroute_clean_tables(mrt, false);
+ err = 0;
+ break;
+ }
+diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
+index e1a9583bb419..f81fcc09ea6c 100644
+--- a/net/ipv6/ipv6_sockglue.c
++++ b/net/ipv6/ipv6_sockglue.c
+@@ -110,10 +110,12 @@ struct ipv6_txoptions *ipv6_update_options(struct sock *sk,
+ icsk->icsk_ext_hdr_len = opt->opt_flen + opt->opt_nflen;
+ icsk->icsk_sync_mss(sk, icsk->icsk_pmtu_cookie);
+ }
+- opt = xchg(&inet6_sk(sk)->opt, opt);
++ opt = xchg((__force struct ipv6_txoptions **)&inet6_sk(sk)->opt,
++ opt);
+ } else {
+ spin_lock(&sk->sk_dst_lock);
+- opt = xchg(&inet6_sk(sk)->opt, opt);
++ opt = xchg((__force struct ipv6_txoptions **)&inet6_sk(sk)->opt,
++ opt);
+ spin_unlock(&sk->sk_dst_lock);
+ }
+ sk_dst_reset(sk);
+@@ -213,9 +215,12 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
+ sk->sk_socket->ops = &inet_dgram_ops;
+ sk->sk_family = PF_INET;
+ }
+- opt = xchg(&np->opt, NULL);
+- if (opt)
+- sock_kfree_s(sk, opt, opt->tot_len);
++ opt = xchg((__force struct ipv6_txoptions **)&np->opt,
++ NULL);
++ if (opt) {
++ atomic_sub(opt->tot_len, &sk->sk_omem_alloc);
++ txopt_put(opt);
++ }
+ pktopt = xchg(&np->pktoptions, NULL);
+ kfree_skb(pktopt);
+
+@@ -385,7 +390,8 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
+ if (optname != IPV6_RTHDR && !ns_capable(net->user_ns, CAP_NET_RAW))
+ break;
+
+- opt = ipv6_renew_options(sk, np->opt, optname,
++ opt = rcu_dereference_protected(np->opt, sock_owned_by_user(sk));
++ opt = ipv6_renew_options(sk, opt, optname,
+ (struct ipv6_opt_hdr __user *)optval,
+ optlen);
+ if (IS_ERR(opt)) {
+@@ -414,8 +420,10 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
+ retv = 0;
+ opt = ipv6_update_options(sk, opt);
+ sticky_done:
+- if (opt)
+- sock_kfree_s(sk, opt, opt->tot_len);
++ if (opt) {
++ atomic_sub(opt->tot_len, &sk->sk_omem_alloc);
++ txopt_put(opt);
++ }
+ break;
+ }
+
+@@ -468,6 +476,7 @@ sticky_done:
+ break;
+
+ memset(opt, 0, sizeof(*opt));
++ atomic_set(&opt->refcnt, 1);
+ opt->tot_len = sizeof(*opt) + optlen;
+ retv = -EFAULT;
+ if (copy_from_user(opt+1, optval, optlen))
+@@ -484,8 +493,10 @@ update:
+ retv = 0;
+ opt = ipv6_update_options(sk, opt);
+ done:
+- if (opt)
+- sock_kfree_s(sk, opt, opt->tot_len);
++ if (opt) {
++ atomic_sub(opt->tot_len, &sk->sk_omem_alloc);
++ txopt_put(opt);
++ }
+ break;
+ }
+ case IPV6_UNICAST_HOPS:
+@@ -1092,10 +1103,11 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
+ case IPV6_RTHDR:
+ case IPV6_DSTOPTS:
+ {
++ struct ipv6_txoptions *opt;
+
+ lock_sock(sk);
+- len = ipv6_getsockopt_sticky(sk, np->opt,
+- optname, optval, len);
++ opt = rcu_dereference_protected(np->opt, sock_owned_by_user(sk));
++ len = ipv6_getsockopt_sticky(sk, opt, optname, optval, len);
+ release_sock(sk);
+ /* check if ipv6_getsockopt_sticky() returns err code */
+ if (len < 0)
+diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
+index ed2c4e400b46..5aedf76fe287 100644
+--- a/net/ipv6/mcast.c
++++ b/net/ipv6/mcast.c
+@@ -1652,7 +1652,6 @@ out:
+ if (!err) {
+ ICMP6MSGOUT_INC_STATS(net, idev, ICMPV6_MLD2_REPORT);
+ ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTMSGS);
+- IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUTMCAST, payload_len);
+ } else {
+ IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
+ }
+@@ -2015,7 +2014,6 @@ out:
+ if (!err) {
+ ICMP6MSGOUT_INC_STATS(net, idev, type);
+ ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTMSGS);
+- IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUTMCAST, full_len);
+ } else
+ IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
+
+diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
+index 6f187c8d8a1b..d235ed7f47ab 100644
+--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
++++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
+@@ -190,7 +190,7 @@ static void nf_ct_frag6_expire(unsigned long data)
+ /* Creation primitives. */
+ static inline struct frag_queue *fq_find(struct net *net, __be32 id,
+ u32 user, struct in6_addr *src,
+- struct in6_addr *dst, u8 ecn)
++ struct in6_addr *dst, int iif, u8 ecn)
+ {
+ struct inet_frag_queue *q;
+ struct ip6_create_arg arg;
+@@ -200,6 +200,7 @@ static inline struct frag_queue *fq_find(struct net *net, __be32 id,
+ arg.user = user;
+ arg.src = src;
+ arg.dst = dst;
++ arg.iif = iif;
+ arg.ecn = ecn;
+
+ local_bh_disable();
+@@ -603,7 +604,7 @@ struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user)
+ fhdr = (struct frag_hdr *)skb_transport_header(clone);
+
+ fq = fq_find(net, fhdr->identification, user, &hdr->saddr, &hdr->daddr,
+- ip6_frag_ecn(hdr));
++ skb->dev ? skb->dev->ifindex : 0, ip6_frag_ecn(hdr));
+ if (fq == NULL) {
+ pr_debug("Can't find and can't create new queue\n");
+ goto ret_orig;
+diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
+index 896af8807979..a66a67d17ed6 100644
+--- a/net/ipv6/raw.c
++++ b/net/ipv6/raw.c
+@@ -735,6 +735,7 @@ static int rawv6_probe_proto_opt(struct flowi6 *fl6, struct msghdr *msg)
+ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
+ struct msghdr *msg, size_t len)
+ {
++ struct ipv6_txoptions *opt_to_free = NULL;
+ struct ipv6_txoptions opt_space;
+ DECLARE_SOCKADDR(struct sockaddr_in6 *, sin6, msg->msg_name);
+ struct in6_addr *daddr, *final_p, final;
+@@ -840,8 +841,10 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
+ if (!(opt->opt_nflen|opt->opt_flen))
+ opt = NULL;
+ }
+- if (opt == NULL)
+- opt = np->opt;
++ if (!opt) {
++ opt = txopt_get(np);
++ opt_to_free = opt;
++ }
+ if (flowlabel)
+ opt = fl6_merge_options(&opt_space, flowlabel, opt);
+ opt = ipv6_fixup_options(&opt_space, opt);
+@@ -902,6 +905,7 @@ done:
+ dst_release(dst);
+ out:
+ fl6_sock_release(flowlabel);
++ txopt_put(opt_to_free);
+ return err < 0 ? err : len;
+ do_confirm:
+ dst_confirm(dst);
+diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
+index 1a157ca2ebc1..28e72f396fde 100644
+--- a/net/ipv6/reassembly.c
++++ b/net/ipv6/reassembly.c
+@@ -108,7 +108,10 @@ bool ip6_frag_match(const struct inet_frag_queue *q, const void *a)
+ return fq->id == arg->id &&
+ fq->user == arg->user &&
+ ipv6_addr_equal(&fq->saddr, arg->src) &&
+- ipv6_addr_equal(&fq->daddr, arg->dst);
++ ipv6_addr_equal(&fq->daddr, arg->dst) &&
++ (arg->iif == fq->iif ||
++ !(ipv6_addr_type(arg->dst) & (IPV6_ADDR_MULTICAST |
++ IPV6_ADDR_LINKLOCAL)));
+ }
+ EXPORT_SYMBOL(ip6_frag_match);
+
+@@ -180,7 +183,7 @@ static void ip6_frag_expire(unsigned long data)
+
+ static __inline__ struct frag_queue *
+ fq_find(struct net *net, __be32 id, const struct in6_addr *src,
+- const struct in6_addr *dst, u8 ecn)
++ const struct in6_addr *dst, int iif, u8 ecn)
+ {
+ struct inet_frag_queue *q;
+ struct ip6_create_arg arg;
+@@ -190,6 +193,7 @@ fq_find(struct net *net, __be32 id, const struct in6_addr *src,
+ arg.user = IP6_DEFRAG_LOCAL_DELIVER;
+ arg.src = src;
+ arg.dst = dst;
++ arg.iif = iif;
+ arg.ecn = ecn;
+
+ hash = inet6_hash_frag(id, src, dst);
+@@ -550,7 +554,7 @@ static int ipv6_frag_rcv(struct sk_buff *skb)
+ }
+
+ fq = fq_find(net, fhdr->identification, &hdr->saddr, &hdr->daddr,
+- ip6_frag_ecn(hdr));
++ skb->dev ? skb->dev->ifindex : 0, ip6_frag_ecn(hdr));
+ if (fq != NULL) {
+ int ret;
+
+diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
+index a24557a1c1d8..45eae1e609d6 100644
+--- a/net/ipv6/sit.c
++++ b/net/ipv6/sit.c
+@@ -1394,34 +1394,20 @@ static int ipip6_tunnel_init(struct net_device *dev)
+ return 0;
+ }
+
+-static int __net_init ipip6_fb_tunnel_init(struct net_device *dev)
++static void __net_init ipip6_fb_tunnel_init(struct net_device *dev)
+ {
+ struct ip_tunnel *tunnel = netdev_priv(dev);
+ struct iphdr *iph = &tunnel->parms.iph;
+ struct net *net = dev_net(dev);
+ struct sit_net *sitn = net_generic(net, sit_net_id);
+
+- tunnel->dev = dev;
+- tunnel->net = dev_net(dev);
+-
+ iph->version = 4;
+ iph->protocol = IPPROTO_IPV6;
+ iph->ihl = 5;
+ iph->ttl = 64;
+
+- dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
+- if (!dev->tstats)
+- return -ENOMEM;
+-
+- tunnel->dst_cache = alloc_percpu(struct ip_tunnel_dst);
+- if (!tunnel->dst_cache) {
+- free_percpu(dev->tstats);
+- return -ENOMEM;
+- }
+-
+ dev_hold(dev);
+ rcu_assign_pointer(sitn->tunnels_wc[0], tunnel);
+- return 0;
+ }
+
+ static int ipip6_validate(struct nlattr *tb[], struct nlattr *data[])
+@@ -1831,23 +1817,18 @@ static int __net_init sit_init_net(struct net *net)
+ */
+ sitn->fb_tunnel_dev->features |= NETIF_F_NETNS_LOCAL;
+
+- err = ipip6_fb_tunnel_init(sitn->fb_tunnel_dev);
+- if (err)
+- goto err_dev_free;
+-
+- ipip6_tunnel_clone_6rd(sitn->fb_tunnel_dev, sitn);
+-
+ if ((err = register_netdev(sitn->fb_tunnel_dev)))
+ goto err_reg_dev;
+
++ ipip6_tunnel_clone_6rd(sitn->fb_tunnel_dev, sitn);
++ ipip6_fb_tunnel_init(sitn->fb_tunnel_dev);
++
+ t = netdev_priv(sitn->fb_tunnel_dev);
+
+ strcpy(t->parms.name, sitn->fb_tunnel_dev->name);
+ return 0;
+
+ err_reg_dev:
+- dev_put(sitn->fb_tunnel_dev);
+-err_dev_free:
+ ipip6_dev_free(sitn->fb_tunnel_dev);
+ err_alloc_dev:
+ return err;
+diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
+index 2f25cb6347ca..aa9699301ea8 100644
+--- a/net/ipv6/syncookies.c
++++ b/net/ipv6/syncookies.c
+@@ -241,7 +241,7 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
+ memset(&fl6, 0, sizeof(fl6));
+ fl6.flowi6_proto = IPPROTO_TCP;
+ fl6.daddr = ireq->ir_v6_rmt_addr;
+- final_p = fl6_update_dst(&fl6, np->opt, &final);
++ final_p = fl6_update_dst(&fl6, rcu_dereference(np->opt), &final);
+ fl6.saddr = ireq->ir_v6_loc_addr;
+ fl6.flowi6_oif = sk->sk_bound_dev_if;
+ fl6.flowi6_mark = ireq->ir_mark;
+diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
+index a3f9f11abf4c..26feadd0b763 100644
+--- a/net/ipv6/tcp_ipv6.c
++++ b/net/ipv6/tcp_ipv6.c
+@@ -134,6 +134,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
+ struct ipv6_pinfo *np = inet6_sk(sk);
+ struct tcp_sock *tp = tcp_sk(sk);
+ struct in6_addr *saddr = NULL, *final_p, final;
++ struct ipv6_txoptions *opt;
+ struct rt6_info *rt;
+ struct flowi6 fl6;
+ struct dst_entry *dst;
+@@ -253,7 +254,8 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
+ fl6.fl6_dport = usin->sin6_port;
+ fl6.fl6_sport = inet->inet_sport;
+
+- final_p = fl6_update_dst(&fl6, np->opt, &final);
++ opt = rcu_dereference_protected(np->opt, sock_owned_by_user(sk));
++ final_p = fl6_update_dst(&fl6, opt, &final);
+
+ security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+
+@@ -282,9 +284,9 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
+ tcp_fetch_timewait_stamp(sk, dst);
+
+ icsk->icsk_ext_hdr_len = 0;
+- if (np->opt)
+- icsk->icsk_ext_hdr_len = (np->opt->opt_flen +
+- np->opt->opt_nflen);
++ if (opt)
++ icsk->icsk_ext_hdr_len = opt->opt_flen +
++ opt->opt_nflen;
+
+ tp->rx_opt.mss_clamp = IPV6_MIN_MTU - sizeof(struct tcphdr) - sizeof(struct ipv6hdr);
+
+@@ -501,7 +503,8 @@ static int tcp_v6_send_synack(struct sock *sk, struct dst_entry *dst,
+ fl6->flowlabel = ip6_flowlabel(ipv6_hdr(ireq->pktopts));
+
+ skb_set_queue_mapping(skb, queue_mapping);
+- err = ip6_xmit(sk, skb, fl6, np->opt, np->tclass);
++ err = ip6_xmit(sk, skb, fl6, rcu_dereference(np->opt),
++ np->tclass);
+ err = net_xmit_eval(err);
+ }
+
+@@ -1052,6 +1055,7 @@ static struct sock *tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
+ struct inet_request_sock *ireq;
+ struct ipv6_pinfo *newnp, *np = inet6_sk(sk);
+ struct tcp6_sock *newtcp6sk;
++ struct ipv6_txoptions *opt;
+ struct inet_sock *newinet;
+ struct tcp_sock *newtp;
+ struct sock *newsk;
+@@ -1191,13 +1195,15 @@ static struct sock *tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
+ but we make one more one thing there: reattach optmem
+ to newsk.
+ */
+- if (np->opt)
+- newnp->opt = ipv6_dup_options(newsk, np->opt);
+-
++ opt = rcu_dereference(np->opt);
++ if (opt) {
++ opt = ipv6_dup_options(newsk, opt);
++ RCU_INIT_POINTER(newnp->opt, opt);
++ }
+ inet_csk(newsk)->icsk_ext_hdr_len = 0;
+- if (newnp->opt)
+- inet_csk(newsk)->icsk_ext_hdr_len = (newnp->opt->opt_nflen +
+- newnp->opt->opt_flen);
++ if (opt)
++ inet_csk(newsk)->icsk_ext_hdr_len = opt->opt_nflen +
++ opt->opt_flen;
+
+ tcp_sync_mss(newsk, dst_mtu(dst));
+ newtp->advmss = dst_metric_advmss(dst);
+diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
+index dd530f0e5a8a..a5ce70502699 100644
+--- a/net/ipv6/udp.c
++++ b/net/ipv6/udp.c
+@@ -1082,6 +1082,7 @@ int udpv6_sendmsg(struct kiocb *iocb, struct sock *sk,
+ DECLARE_SOCKADDR(struct sockaddr_in6 *, sin6, msg->msg_name);
+ struct in6_addr *daddr, *final_p, final;
+ struct ipv6_txoptions *opt = NULL;
++ struct ipv6_txoptions *opt_to_free = NULL;
+ struct ip6_flowlabel *flowlabel = NULL;
+ struct flowi6 fl6;
+ struct dst_entry *dst;
+@@ -1234,8 +1235,10 @@ do_udp_sendmsg:
+ opt = NULL;
+ connected = 0;
+ }
+- if (opt == NULL)
+- opt = np->opt;
++ if (!opt) {
++ opt = txopt_get(np);
++ opt_to_free = opt;
++ }
+ if (flowlabel)
+ opt = fl6_merge_options(&opt_space, flowlabel, opt);
+ opt = ipv6_fixup_options(&opt_space, opt);
+@@ -1329,6 +1332,7 @@ do_append_data:
+ out:
+ dst_release(dst);
+ fl6_sock_release(flowlabel);
++ txopt_put(opt_to_free);
+ if (!err)
+ return len;
+ /*
+diff --git a/net/irda/irlmp.c b/net/irda/irlmp.c
+index a5f28d421ea8..c3a939d7848f 100644
+--- a/net/irda/irlmp.c
++++ b/net/irda/irlmp.c
+@@ -1877,7 +1877,7 @@ static void *irlmp_seq_hb_idx(struct irlmp_iter_state *iter, loff_t *off)
+ for (element = hashbin_get_first(iter->hashbin);
+ element != NULL;
+ element = hashbin_get_next(iter->hashbin)) {
+- if (!off || *off-- == 0) {
++ if (!off || (*off)-- == 0) {
+ /* NB: hashbin left locked */
+ return element;
+ }
+diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
+index 895348e44c7d..508154a04558 100644
+--- a/net/l2tp/l2tp_core.c
++++ b/net/l2tp/l2tp_core.c
+@@ -1319,7 +1319,7 @@ static void l2tp_tunnel_del_work(struct work_struct *work)
+ tunnel = container_of(work, struct l2tp_tunnel, del_work);
+ sk = l2tp_tunnel_sock_lookup(tunnel);
+ if (!sk)
+- return;
++ goto out;
+
+ sock = sk->sk_socket;
+
+@@ -1340,6 +1340,8 @@ static void l2tp_tunnel_del_work(struct work_struct *work)
+ }
+
+ l2tp_tunnel_sock_put(sk);
++out:
++ l2tp_tunnel_dec_refcount(tunnel);
+ }
+
+ /* Create a socket for the tunnel, if one isn't set up by
+@@ -1639,8 +1641,13 @@ EXPORT_SYMBOL_GPL(l2tp_tunnel_create);
+ */
+ int l2tp_tunnel_delete(struct l2tp_tunnel *tunnel)
+ {
++ l2tp_tunnel_inc_refcount(tunnel);
+ l2tp_tunnel_closeall(tunnel);
+- return (false == queue_work(l2tp_wq, &tunnel->del_work));
++ if (false == queue_work(l2tp_wq, &tunnel->del_work)) {
++ l2tp_tunnel_dec_refcount(tunnel);
++ return 1;
++ }
++ return 0;
+ }
+ EXPORT_SYMBOL_GPL(l2tp_tunnel_delete);
+
+diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
+index 0edb263cc002..38658826175c 100644
+--- a/net/l2tp/l2tp_ip6.c
++++ b/net/l2tp/l2tp_ip6.c
+@@ -487,6 +487,7 @@ static int l2tp_ip6_sendmsg(struct kiocb *iocb, struct sock *sk,
+ DECLARE_SOCKADDR(struct sockaddr_l2tpip6 *, lsa, msg->msg_name);
+ struct in6_addr *daddr, *final_p, final;
+ struct ipv6_pinfo *np = inet6_sk(sk);
++ struct ipv6_txoptions *opt_to_free = NULL;
+ struct ipv6_txoptions *opt = NULL;
+ struct ip6_flowlabel *flowlabel = NULL;
+ struct dst_entry *dst = NULL;
+@@ -576,8 +577,10 @@ static int l2tp_ip6_sendmsg(struct kiocb *iocb, struct sock *sk,
+ opt = NULL;
+ }
+
+- if (opt == NULL)
+- opt = np->opt;
++ if (!opt) {
++ opt = txopt_get(np);
++ opt_to_free = opt;
++ }
+ if (flowlabel)
+ opt = fl6_merge_options(&opt_space, flowlabel, opt);
+ opt = ipv6_fixup_options(&opt_space, opt);
+@@ -632,6 +635,7 @@ done:
+ dst_release(dst);
+ out:
+ fl6_sock_release(flowlabel);
++ txopt_put(opt_to_free);
+
+ return err < 0 ? err : len;
+
+diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
+index bf6097793170..22853af1b6b7 100644
+--- a/net/packet/af_packet.c
++++ b/net/packet/af_packet.c
+@@ -1507,6 +1507,20 @@ static void fanout_release(struct sock *sk)
+ mutex_unlock(&fanout_mutex);
+ }
+
++static bool packet_extra_vlan_len_allowed(const struct net_device *dev,
++ struct sk_buff *skb)
++{
++ /* Earlier code assumed this would be a VLAN pkt, double-check
++ * this now that we have the actual packet in hand. We can only
++ * do this check on Ethernet devices.
++ */
++ if (unlikely(dev->type != ARPHRD_ETHER))
++ return false;
++
++ skb_reset_mac_header(skb);
++ return likely(eth_hdr(skb)->h_proto == htons(ETH_P_8021Q));
++}
++
+ static const struct proto_ops packet_ops;
+
+ static const struct proto_ops packet_ops_spkt;
+@@ -1668,18 +1682,10 @@ retry:
+ goto retry;
+ }
+
+- if (len > (dev->mtu + dev->hard_header_len + extra_len)) {
+- /* Earlier code assumed this would be a VLAN pkt,
+- * double-check this now that we have the actual
+- * packet in hand.
+- */
+- struct ethhdr *ehdr;
+- skb_reset_mac_header(skb);
+- ehdr = eth_hdr(skb);
+- if (ehdr->h_proto != htons(ETH_P_8021Q)) {
+- err = -EMSGSIZE;
+- goto out_unlock;
+- }
++ if (len > (dev->mtu + dev->hard_header_len + extra_len) &&
++ !packet_extra_vlan_len_allowed(dev, skb)) {
++ err = -EMSGSIZE;
++ goto out_unlock;
+ }
+
+ skb->protocol = proto;
+@@ -2081,6 +2087,15 @@ static void tpacket_destruct_skb(struct sk_buff *skb)
+ sock_wfree(skb);
+ }
+
++static void tpacket_set_protocol(const struct net_device *dev,
++ struct sk_buff *skb)
++{
++ if (dev->type == ARPHRD_ETHER) {
++ skb_reset_mac_header(skb);
++ skb->protocol = eth_hdr(skb)->h_proto;
++ }
++}
++
+ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,
+ void *frame, struct net_device *dev, int size_max,
+ __be16 proto, unsigned char *addr, int hlen)
+@@ -2117,8 +2132,6 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,
+ skb_reserve(skb, hlen);
+ skb_reset_network_header(skb);
+
+- if (!packet_use_direct_xmit(po))
+- skb_probe_transport_header(skb, 0);
+ if (unlikely(po->tp_tx_has_off)) {
+ int off_min, off_max, off;
+ off_min = po->tp_hdrlen - sizeof(struct sockaddr_ll);
+@@ -2168,6 +2181,8 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,
+ dev->hard_header_len);
+ if (unlikely(err))
+ return err;
++ if (!skb->protocol)
++ tpacket_set_protocol(dev, skb);
+
+ data += dev->hard_header_len;
+ to_write -= dev->hard_header_len;
+@@ -2202,6 +2217,8 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,
+ len = ((to_write > len_max) ? len_max : to_write);
+ }
+
++ skb_probe_transport_header(skb, 0);
++
+ return tp_len;
+ }
+
+@@ -2246,12 +2263,13 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
+ if (unlikely(!(dev->flags & IFF_UP)))
+ goto out_put;
+
+- reserve = dev->hard_header_len + VLAN_HLEN;
++ if (po->sk.sk_socket->type == SOCK_RAW)
++ reserve = dev->hard_header_len;
+ size_max = po->tx_ring.frame_size
+ - (po->tp_hdrlen - sizeof(struct sockaddr_ll));
+
+- if (size_max > dev->mtu + reserve)
+- size_max = dev->mtu + reserve;
++ if (size_max > dev->mtu + reserve + VLAN_HLEN)
++ size_max = dev->mtu + reserve + VLAN_HLEN;
+
+ do {
+ ph = packet_current_frame(po, &po->tx_ring,
+@@ -2274,18 +2292,11 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
+
+ tp_len = tpacket_fill_skb(po, skb, ph, dev, size_max, proto,
+ addr, hlen);
+- if (tp_len > dev->mtu + dev->hard_header_len) {
+- struct ethhdr *ehdr;
+- /* Earlier code assumed this would be a VLAN pkt,
+- * double-check this now that we have the actual
+- * packet in hand.
+- */
++ if (likely(tp_len >= 0) &&
++ tp_len > dev->mtu + reserve &&
++ !packet_extra_vlan_len_allowed(dev, skb))
++ tp_len = -EMSGSIZE;
+
+- skb_reset_mac_header(skb);
+- ehdr = eth_hdr(skb);
+- if (ehdr->h_proto != htons(ETH_P_8021Q))
+- tp_len = -EMSGSIZE;
+- }
+ if (unlikely(tp_len < 0)) {
+ if (po->tp_loss) {
+ __packet_set_status(po, ph,
+@@ -2497,18 +2508,10 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
+
+ sock_tx_timestamp(sk, &skb_shinfo(skb)->tx_flags);
+
+- if (!gso_type && (len > dev->mtu + reserve + extra_len)) {
+- /* Earlier code assumed this would be a VLAN pkt,
+- * double-check this now that we have the actual
+- * packet in hand.
+- */
+- struct ethhdr *ehdr;
+- skb_reset_mac_header(skb);
+- ehdr = eth_hdr(skb);
+- if (ehdr->h_proto != htons(ETH_P_8021Q)) {
+- err = -EMSGSIZE;
+- goto out_free;
+- }
++ if (!gso_type && (len > dev->mtu + reserve + extra_len) &&
++ !packet_extra_vlan_len_allowed(dev, skb)) {
++ err = -EMSGSIZE;
++ goto out_free;
+ }
+
+ skb->protocol = proto;
+@@ -2537,8 +2540,8 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
+ len += vnet_hdr_len;
+ }
+
+- if (!packet_use_direct_xmit(po))
+- skb_probe_transport_header(skb, reserve);
++ skb_probe_transport_header(skb, reserve);
++
+ if (unlikely(extra_len == 4))
+ skb->no_fcs = 1;
+
+@@ -2642,22 +2645,40 @@ static int packet_release(struct socket *sock)
+ * Attach a packet hook.
+ */
+
+-static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 proto)
++static int packet_do_bind(struct sock *sk, const char *name, int ifindex,
++ __be16 proto)
+ {
+ struct packet_sock *po = pkt_sk(sk);
+ struct net_device *dev_curr;
+ __be16 proto_curr;
+ bool need_rehook;
++ struct net_device *dev = NULL;
++ int ret = 0;
++ bool unlisted = false;
+
+- if (po->fanout) {
+- if (dev)
+- dev_put(dev);
+-
++ if (po->fanout)
+ return -EINVAL;
+- }
+
+ lock_sock(sk);
+ spin_lock(&po->bind_lock);
++ rcu_read_lock();
++
++ if (name) {
++ dev = dev_get_by_name_rcu(sock_net(sk), name);
++ if (!dev) {
++ ret = -ENODEV;
++ goto out_unlock;
++ }
++ } else if (ifindex) {
++ dev = dev_get_by_index_rcu(sock_net(sk), ifindex);
++ if (!dev) {
++ ret = -ENODEV;
++ goto out_unlock;
++ }
++ }
++
++ if (dev)
++ dev_hold(dev);
+
+ proto_curr = po->prot_hook.type;
+ dev_curr = po->prot_hook.dev;
+@@ -2665,14 +2686,29 @@ static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 proto)
+ need_rehook = proto_curr != proto || dev_curr != dev;
+
+ if (need_rehook) {
+- unregister_prot_hook(sk, true);
++ if (po->running) {
++ rcu_read_unlock();
++ __unregister_prot_hook(sk, true);
++ rcu_read_lock();
++ dev_curr = po->prot_hook.dev;
++ if (dev)
++ unlisted = !dev_get_by_index_rcu(sock_net(sk),
++ dev->ifindex);
++ }
+
+ po->num = proto;
+ po->prot_hook.type = proto;
+- po->prot_hook.dev = dev;
+
+- po->ifindex = dev ? dev->ifindex : 0;
+- packet_cached_dev_assign(po, dev);
++ if (unlikely(unlisted)) {
++ dev_put(dev);
++ po->prot_hook.dev = NULL;
++ po->ifindex = -1;
++ packet_cached_dev_reset(po);
++ } else {
++ po->prot_hook.dev = dev;
++ po->ifindex = dev ? dev->ifindex : 0;
++ packet_cached_dev_assign(po, dev);
++ }
+ }
+ if (dev_curr)
+ dev_put(dev_curr);
+@@ -2680,7 +2716,7 @@ static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 proto)
+ if (proto == 0 || !need_rehook)
+ goto out_unlock;
+
+- if (!dev || (dev->flags & IFF_UP)) {
++ if (!unlisted && (!dev || (dev->flags & IFF_UP))) {
+ register_prot_hook(sk);
+ } else {
+ sk->sk_err = ENETDOWN;
+@@ -2689,9 +2725,10 @@ static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 proto)
+ }
+
+ out_unlock:
++ rcu_read_unlock();
+ spin_unlock(&po->bind_lock);
+ release_sock(sk);
+- return 0;
++ return ret;
+ }
+
+ /*
+@@ -2703,8 +2740,6 @@ static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr,
+ {
+ struct sock *sk = sock->sk;
+ char name[15];
+- struct net_device *dev;
+- int err = -ENODEV;
+
+ /*
+ * Check legality
+@@ -2714,19 +2749,13 @@ static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr,
+ return -EINVAL;
+ strlcpy(name, uaddr->sa_data, sizeof(name));
+
+- dev = dev_get_by_name(sock_net(sk), name);
+- if (dev)
+- err = packet_do_bind(sk, dev, pkt_sk(sk)->num);
+- return err;
++ return packet_do_bind(sk, name, 0, pkt_sk(sk)->num);
+ }
+
+ static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+ {
+ struct sockaddr_ll *sll = (struct sockaddr_ll *)uaddr;
+ struct sock *sk = sock->sk;
+- struct net_device *dev = NULL;
+- int err;
+-
+
+ /*
+ * Check legality
+@@ -2737,16 +2766,8 @@ static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len
+ if (sll->sll_family != AF_PACKET)
+ return -EINVAL;
+
+- if (sll->sll_ifindex) {
+- err = -ENODEV;
+- dev = dev_get_by_index(sock_net(sk), sll->sll_ifindex);
+- if (dev == NULL)
+- goto out;
+- }
+- err = packet_do_bind(sk, dev, sll->sll_protocol ? : pkt_sk(sk)->num);
+-
+-out:
+- return err;
++ return packet_do_bind(sk, NULL, sll->sll_ifindex,
++ sll->sll_protocol ? : pkt_sk(sk)->num);
+ }
+
+ static struct proto packet_proto = {
+diff --git a/net/rds/connection.c b/net/rds/connection.c
+index 378c3a6acf84..f5fb7d6b7c41 100644
+--- a/net/rds/connection.c
++++ b/net/rds/connection.c
+@@ -183,6 +183,12 @@ static struct rds_connection *__rds_conn_create(__be32 laddr, __be32 faddr,
+ }
+ }
+
++ if (trans == NULL) {
++ kmem_cache_free(rds_conn_slab, conn);
++ conn = ERR_PTR(-ENODEV);
++ goto out;
++ }
++
+ conn->c_trans = trans;
+
+ ret = trans->conn_alloc(conn, gfp);
+diff --git a/net/rds/tcp_recv.c b/net/rds/tcp_recv.c
+index 9ae6e0a264ec..2dd88db4a1a2 100644
+--- a/net/rds/tcp_recv.c
++++ b/net/rds/tcp_recv.c
+@@ -234,8 +234,15 @@ static int rds_tcp_data_recv(read_descriptor_t *desc, struct sk_buff *skb,
+ }
+
+ to_copy = min(tc->t_tinc_data_rem, left);
+- pskb_pull(clone, offset);
+- pskb_trim(clone, to_copy);
++ if (!pskb_pull(clone, offset) ||
++ pskb_trim(clone, to_copy)) {
++ pr_warn("rds_tcp_data_recv: pull/trim failed "
++ "left %zu data_rem %zu skb_len %d\n",
++ left, tc->t_tinc_data_rem, skb->len);
++ kfree_skb(clone);
++ desc->error = -ENOMEM;
++ goto out;
++ }
+ skb_queue_tail(&tinc->ti_skb_list, clone);
+
+ rdsdebug("skb %p data %p len %d off %u to_copy %zu -> "
+diff --git a/net/sctp/auth.c b/net/sctp/auth.c
+index fb7976aee61c..603c3bbc5923 100644
+--- a/net/sctp/auth.c
++++ b/net/sctp/auth.c
+@@ -800,8 +800,8 @@ int sctp_auth_ep_set_hmacs(struct sctp_endpoint *ep,
+ if (!has_sha1)
+ return -EINVAL;
+
+- memcpy(ep->auth_hmacs_list->hmac_ids, &hmacs->shmac_idents[0],
+- hmacs->shmac_num_idents * sizeof(__u16));
++ for (i = 0; i < hmacs->shmac_num_idents; i++)
++ ep->auth_hmacs_list->hmac_ids[i] = htons(hmacs->shmac_idents[i]);
+ ep->auth_hmacs_list->param_hdr.length = htons(sizeof(sctp_paramhdr_t) +
+ hmacs->shmac_num_idents * sizeof(__u16));
+ return 0;
+diff --git a/net/sctp/socket.c b/net/sctp/socket.c
+index 99e640c46ab2..fb082aa4d656 100644
+--- a/net/sctp/socket.c
++++ b/net/sctp/socket.c
+@@ -7393,6 +7393,13 @@ struct proto sctp_prot = {
+
+ #if IS_ENABLED(CONFIG_IPV6)
+
++#include <net/transp_v6.h>
++static void sctp_v6_destroy_sock(struct sock *sk)
++{
++ sctp_destroy_sock(sk);
++ inet6_destroy_sock(sk);
++}
++
+ struct proto sctpv6_prot = {
+ .name = "SCTPv6",
+ .owner = THIS_MODULE,
+@@ -7402,7 +7409,7 @@ struct proto sctpv6_prot = {
+ .accept = sctp_accept,
+ .ioctl = sctp_ioctl,
+ .init = sctp_init_sock,
+- .destroy = sctp_destroy_sock,
++ .destroy = sctp_v6_destroy_sock,
+ .shutdown = sctp_shutdown,
+ .setsockopt = sctp_setsockopt,
+ .getsockopt = sctp_getsockopt,
+diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
+index 8232118b3f82..2ae4a5915aa7 100644
+--- a/net/unix/af_unix.c
++++ b/net/unix/af_unix.c
+@@ -1962,6 +1962,11 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
+ goto out;
+ }
+
++ if (flags & MSG_PEEK)
++ skip = sk_peek_offset(sk, flags);
++ else
++ skip = 0;
++
+ do {
+ int chunk;
+ struct sk_buff *skb, *last;
+@@ -2008,7 +2013,6 @@ again:
+ break;
+ }
+
+- skip = sk_peek_offset(sk, flags);
+ while (skip >= unix_skb_len(skb)) {
+ skip -= unix_skb_len(skb);
+ last = skb;
+@@ -2072,6 +2076,16 @@ again:
+
+ sk_peek_offset_fwd(sk, chunk);
+
++ if (UNIXCB(skb).fp)
++ break;
++
++ skip = 0;
++ last = skb;
++ unix_state_lock(sk);
++ skb = skb_peek_next(skb, &sk->sk_receive_queue);
++ if (skb)
++ goto again;
++ unix_state_unlock(sk);
+ break;
+ }
+ } while (size);
+diff --git a/security/keys/gc.c b/security/keys/gc.c
+index c7952375ac53..addf060399e0 100644
+--- a/security/keys/gc.c
++++ b/security/keys/gc.c
+@@ -134,6 +134,12 @@ static noinline void key_gc_unused_keys(struct list_head *keys)
+ kdebug("- %u", key->serial);
+ key_check(key);
+
++ /* Throw away the key data if the key is instantiated */
++ if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags) &&
++ !test_bit(KEY_FLAG_NEGATIVE, &key->flags) &&
++ key->type->destroy)
++ key->type->destroy(key);
++
+ security_key_free(key);
+
+ /* deal with the user's key tracking and quota */
+@@ -148,10 +154,6 @@ static noinline void key_gc_unused_keys(struct list_head *keys)
+ if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags))
+ atomic_dec(&key->user->nikeys);
+
+- /* now throw away the key memory */
+- if (key->type->destroy)
+- key->type->destroy(key);
+-
+ key_user_put(key->user);
+
+ kfree(key->description);
+diff --git a/tools/net/Makefile b/tools/net/Makefile
+index ee577ea03ba5..ddf888010652 100644
+--- a/tools/net/Makefile
++++ b/tools/net/Makefile
+@@ -4,6 +4,9 @@ CC = gcc
+ LEX = flex
+ YACC = bison
+
++CFLAGS += -Wall -O2
++CFLAGS += -D__EXPORTED_HEADERS__ -I../../include/uapi -I../../include
++
+ %.yacc.c: %.y
+ $(YACC) -o $@ -d $<
+
+@@ -12,15 +15,13 @@ YACC = bison
+
+ all : bpf_jit_disasm bpf_dbg bpf_asm
+
+-bpf_jit_disasm : CFLAGS = -Wall -O2 -DPACKAGE='bpf_jit_disasm'
++bpf_jit_disasm : CFLAGS += -DPACKAGE='bpf_jit_disasm'
+ bpf_jit_disasm : LDLIBS = -lopcodes -lbfd -ldl
+ bpf_jit_disasm : bpf_jit_disasm.o
+
+-bpf_dbg : CFLAGS = -Wall -O2
+ bpf_dbg : LDLIBS = -lreadline
+ bpf_dbg : bpf_dbg.o
+
+-bpf_asm : CFLAGS = -Wall -O2 -I.
+ bpf_asm : LDLIBS =
+ bpf_asm : bpf_asm.o bpf_exp.yacc.o bpf_exp.lex.o
+ bpf_exp.lex.o : bpf_exp.yacc.c
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