X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fsound%2Fcore%2Fcontrol.c;fp=kernel%2Fsound%2Fcore%2Fcontrol.c;h=b4fe9b00251251d596fbfbce2dd87eb44841b917;hb=52f993b8e89487ec9ee15a7fb4979e0f09a45b27;hp=a85d45595d02a265f1f8e1a4cd36c812d8cd08f0;hpb=c189ccac5702322ed843fe17057035b7222a59b6;p=kvmfornfv.git

diff --git a/kernel/sound/core/control.c b/kernel/sound/core/control.c
index a85d45595..b4fe9b002 100644
--- a/kernel/sound/core/control.c
+++ b/kernel/sound/core/control.c
@@ -160,6 +160,8 @@ void snd_ctl_notify(struct snd_card *card, unsigned int mask,
 	
 	if (snd_BUG_ON(!card || !id))
 		return;
+	if (card->shutdown)
+		return;
 	read_lock(&card->ctl_files_rwlock);
 #if IS_ENABLED(CONFIG_SND_MIXER_OSS)
 	card->mixer_oss_change_count++;