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authorRussell King <rmk+kernel@arm.linux.org.uk>2015-04-14 21:28:32 (GMT)
committerRussell King <rmk+kernel@arm.linux.org.uk>2015-04-14 21:28:32 (GMT)
commit4b2f8838479eb2abe042e094f7d2cced6d5ea772 (patch)
tree5ef3236b354a494c8d71a572896283e44989c696 /sound/core/control.c
parentc848791f0336914a3081ea3fe029cf177d81de81 (diff)
parent9fd85eb502a78bd812db58bd1f668b2a06ee30a5 (diff)
downloadlinux-4b2f8838479eb2abe042e094f7d2cced6d5ea772.tar.xz
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'sound/core/control.c')
-rw-r--r--sound/core/control.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/core/control.c b/sound/core/control.c
index 35324a8..eeb691d 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -1170,6 +1170,10 @@ static int snd_ctl_elem_add(struct snd_ctl_file *file,
if (info->count < 1)
return -EINVAL;
+ if (!*info->id.name)
+ return -EINVAL;
+ if (strnlen(info->id.name, sizeof(info->id.name)) >= sizeof(info->id.name))
+ return -EINVAL;
access = info->access == 0 ? SNDRV_CTL_ELEM_ACCESS_READWRITE :
(info->access & (SNDRV_CTL_ELEM_ACCESS_READWRITE|
SNDRV_CTL_ELEM_ACCESS_INACTIVE|