diff --git a/[refs] b/[refs]
index cbcefadda837..ef2d0cb70124 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 31127f2eb945f092010a457c65260b0e19471cc5
+refs/heads/master: 7507e8da2f21476007501f04d8bce2b7d0cb3971
diff --git a/trunk/sound/core/control.c b/trunk/sound/core/control.c
index 4c3aa8e10378..df0774c76f6f 100644
--- a/trunk/sound/core/control.c
+++ b/trunk/sound/core/control.c
@@ -93,15 +93,16 @@ static int snd_ctl_open(struct inode *inode, struct file *file)
 
 static void snd_ctl_empty_read_queue(struct snd_ctl_file * ctl)
 {
+	unsigned long flags;
 	struct snd_kctl_event *cread;
 	
-	spin_lock(&ctl->read_lock);
+	spin_lock_irqsave(&ctl->read_lock, flags);
 	while (!list_empty(&ctl->events)) {
 		cread = snd_kctl_event(ctl->events.next);
 		list_del(&cread->list);
 		kfree(cread);
 	}
-	spin_unlock(&ctl->read_lock);
+	spin_unlock_irqrestore(&ctl->read_lock, flags);
 }
 
 static int snd_ctl_release(struct inode *inode, struct file *file)