[ALSA] This patch removes open_mutex from the ad1848-lib as

open and close operations are called only from pcm layer
and mutexed there with pcm->open_mutex.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2 files changed