ALSA: aloop - Close races at restarting the stream
authorTakashi Iwai <tiwai@suse.de>
Sun, 21 Oct 2012 08:53:14 +0000 (10:53 +0200)
committerTakashi Iwai <tiwai@suse.de>
Sun, 21 Oct 2012 08:53:14 +0000 (10:53 +0200)
commit999fc9f6aa37bac18f82d5ed25fa920a0dd93218
treed89070175331a427142d15da6a0d2266e9f2e69f
parent950f40fdd4732e5161e244812cbd9557c4e1d86c
ALSA: aloop - Close races at restarting the stream

There are small races opened in the check of running bit and the timer
lock.  Instead of adding yet more flag, just protect the whole racy
codes with the existing cable->lock.  As a bonus, we can get rid of
timer_lock now.

Reported-and-tested-by: Omair Mohammed Abdullah <omair.m.abdullah@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/drivers/aloop.c