tree 0fa4d254cf538ee02236a6d93fae0ff5eb728038
parent 34f3c89fda4fba9fe689db22253ca8db2f5e6386
author Takashi Iwai <tiwai@suse.de> 1350297637 +0200
committer Takashi Iwai <tiwai@suse.de> 1351591625 +0100

ALSA: usb-audio: Fix races at disconnection in mixer_quirks.c

Similar like the previous commit, cover with chip->shutdown_rwsem
and chip->shutdown checks.

Reported-by: Matthieu CASTET <matthieu.castet@parrot.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>