diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c index 4837d8df9c03..21d5c62d1ac1 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -1981,6 +1981,8 @@ int uvc_ctrl_set(struct uvc_fh *handle, s32 max; int ret; + lockdep_assert_held(&chain->ctrl_mutex); + if (__uvc_query_v4l2_class(chain, xctrl->id, 0) >= 0) return -EACCES;