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drm/radeon: Poll for both connect/disconnect on analog connectors
[pandora-kernel.git]
/
sound
/
core
/
control.c
diff --git
a/sound/core/control.c
b/sound/core/control.c
index
1ba5d33
..
96c62e5
100644
(file)
--- a/
sound/core/control.c
+++ b/
sound/core/control.c
@@
-1321,6
+1321,8
@@
static int snd_ctl_tlv_ioctl(struct snd_ctl_file *file,
return -EFAULT;
if (tlv.length < sizeof(unsigned int) * 2)
return -EINVAL;
+ if (!tlv.numid)
+ return -EINVAL;
down_read(&card->controls_rwsem);
kctl = snd_ctl_find_numid(card, tlv.numid);
if (kctl == NULL) {