[media] videodev2.h: add __user to v4l2_ext_control pointers

These are not copied to kernel space by video_usercopy, so mark them
as __user.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 778a3298fb34..0b1ba5c6a8d2 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -1285,11 +1285,11 @@ struct v4l2_ext_control {
         union {
                 __s32 value;
                 __s64 value64;
-                char *string;
-                __u8 *p_u8;
-                __u16 *p_u16;
-                __u32 *p_u32;
-                void *ptr;
+                char __user *string;
+                __u8 __user *p_u8;
+                __u16 __user *p_u16;
+                __u32 __user *p_u32;
+                void __user *ptr;
         };
 } __attribute__ ((packed));