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staging: bcm2835-audio: Kill unused spinlock 

The alsa_stream->lock is never used.  Kill it.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Takashi Iwai 2018-09-04 17:58:39 +02:00 committed by Greg Kroah-Hartman
parent bf1ad3e007
commit 50e4acab33
2 changed files with 0 additions and 4 deletions
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2
drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
View File

@ -128,8 +128,6 @@ static int snd_bcm2835_playback_open_generic(
alsa_stream->substream = substream;
alsa_stream->idx = idx;
spin_lock_init(&alsa_stream->lock);
err = bcm2835_audio_open(alsa_stream);
if (err) {
kfree(alsa_stream);

2
drivers/staging/vc04_services/bcm2835-audio/bcm2835.h
View File

@ -119,8 +119,6 @@ struct bcm2835_alsa_stream {
struct snd_pcm_substream *substream;
struct snd_pcm_indirect pcm_indirect;
spinlock_t lock;
int draining;
int channels;