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ALSA: Avoid endless sleep after disconnect
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
sound
/
core
/
oss
/
pcm_oss.c
diff --git
a/sound/core/oss/pcm_oss.c
b/sound/core/oss/pcm_oss.c
index
2529e01
..
f337b66
100644
(file)
--- a/
sound/core/oss/pcm_oss.c
+++ b/
sound/core/oss/pcm_oss.c
@@
-2441,6
+2441,10
@@
static int snd_pcm_oss_open(struct inode *inode, struct file *file)
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;