[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>

diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 778a3298fb3441d4ab001afe7e920c249109bf83..0b1ba5c6a8d20a9a333cc1d0f97693cac8a35a93 100644 (file)
--- 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));