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;
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;