diff options
Diffstat (limited to 'sound/core/pcm_native.c')
| -rw-r--r-- | sound/core/pcm_native.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 4a3a5c031311..c8e5a6b6c756 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -1507,6 +1507,10 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream, down_read(&snd_pcm_link_rwsem); snd_pcm_stream_lock_irq(substream); remove_wait_queue(&to_check->sleep, &wait); + if (card->shutdown) { + result = -ENODEV; + break; + } if (tout == 0) { if (substream->runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) result = -ESTRPIPE; @@ -2158,6 +2162,10 @@ static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) mutex_unlock(&pcm->open_mutex); schedule(); mutex_lock(&pcm->open_mutex); + if (pcm->card->shutdown) { + err = -ENODEV; + break; + } if (signal_pending(current)) { err = -ERESTARTSYS; break; |