diff options
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ioctl.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index d2dc7e557c35..aa407cb5f830 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -901,6 +901,8 @@ static int check_ext_ctrls(struct v4l2_ext_controls *c, int allow_priv) */ if (!allow_priv && c->ctrl_class == V4L2_CID_PRIVATE_BASE) return 0; + if (c->ctrl_class == 0) + return 1; /* Check that all controls are from the same control class. */ for (i = 0; i < c->count; i++) { if (V4L2_CTRL_ID2CLASS(c->controls[i].id) != c->ctrl_class) { |