The __v4l2_ctrl_modify_range is the unlocked variant, so the comment about taking a lock is obviously wrong. Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx> Acked-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> --- Change since v1: replace the comment with something better instead of deleting it. --- diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index 5253b5471897..1e599f10c893 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -761,8 +761,8 @@ void v4l2_ctrl_grab(struct v4l2_ctrl *ctrl, bool grabbed); * An error is returned if one of the range arguments is invalid for this * control type. * - * This function assumes that the control handler is not locked and will - * take the lock itself. + * The caller is responsible for acquiring the control handler mutex on behalf + * of __v4l2_ctrl_modify_range(). */ int __v4l2_ctrl_modify_range(struct v4l2_ctrl *ctrl, s64 min, s64 max, u64 step, s64 def);