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scripts/recordmcount.pl: support data in text section on powerpc
[firefly-linux-kernel-4.4.55.git]
/
sound
/
core
/
control.c
diff --git
a/sound/core/control.c
b/sound/core/control.c
index 196a6fe100ca8f40cc7f9b01eb00dc81c713ba93..a85d45595d02a265f1f8e1a4cd36c812d8cd08f0 100644
(file)
--- a/
sound/core/control.c
+++ b/
sound/core/control.c
@@
-1405,6
+1405,8
@@
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) {