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authorTakashi Iwai <tiwai@suse.de>2017-08-30 15:17:10 +0200
committerTakashi Iwai <tiwai@suse.de>2017-08-30 15:17:10 +0200
commit3454a476f2f5d6d3cac3b3f907190ffc58c4fd6f (patch)
treed187e798230675e05a2b39c0d9acf87c096daa40 /sound/core/pcm_native.c
parent0be04a695b8ca111bc74efcd395b5b82e29753ae (diff)
parentbcab3a6e64a9647e022b46182c9687a8c3aa9d11 (diff)
Merge branch 'for-linus' into for-next
Diffstat (limited to 'sound/core/pcm_native.c')
-rw-r--r--sound/core/pcm_native.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 22995cb3bd44..cf0433f80067 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -3064,6 +3064,7 @@ int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream,
{
snd_pcm_uframes_t *frames = arg;
snd_pcm_sframes_t result;
+ int err;
switch (cmd) {
case SNDRV_PCM_IOCTL_FORWARD:
@@ -3083,7 +3084,10 @@ int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream,
case SNDRV_PCM_IOCTL_START:
return snd_pcm_start_lock_irq(substream);
case SNDRV_PCM_IOCTL_DRAIN:
- return snd_pcm_drain(substream, NULL);
+ snd_power_lock(substream->pcm->card);
+ err = snd_pcm_drain(substream, NULL);
+ snd_power_unlock(substream->pcm->card);
+ return err;
case SNDRV_PCM_IOCTL_DROP:
return snd_pcm_drop(substream);
case SNDRV_PCM_IOCTL_DELAY: