[ 21/38] ALSA: usb-audio: Fix races at disconnection in mixer_quirks.c

2012-11-14 Thread Greg Kroah-Hartman
3.0-stable review patch. If anyone has any objections, please let me know. -- From: Takashi Iwai commit 888ea7d5ac6815ba16b3b3a20f665a92c7af6724 upstream. Similar like the previous commit, cover with chip->shutdown_rwsem and chip->shutdown checks. Reported-by: Matthieu

[ 21/38] ALSA: usb-audio: Fix races at disconnection in mixer_quirks.c

2012-11-14 Thread Greg Kroah-Hartman
3.0-stable review patch. If anyone has any objections, please let me know. -- From: Takashi Iwai ti...@suse.de commit 888ea7d5ac6815ba16b3b3a20f665a92c7af6724 upstream. Similar like the previous commit, cover with chip-shutdown_rwsem and chip-shutdown checks. Reported-by: