Am Wed, 11 Mar 2015 08:04:05 +0100
schrieb Marc Joliet <marcec@gmx.de>:

[...]
> OK, I'll follow up there, then.

I finally did that, now that I tested with vanilla-sources-3.19.2.  See for
example http://thread.gmane.org/gmane.linux.usb.general/124047.

I also opened a bug at https://bugs.gentoo.org/show_bug.cgi?id=543684.

-- 
Marc Joliet
--
"People who think they know everything really annoy those of us who know we
don't" - Bjarne Stroustrup