diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c index 3e0b66efc9ba40371f9eb144ebef6ca2429b4ae6..516a5b188ea5248a48f1cacb64cddb984096d9ea 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -1455,8 +1455,12 @@ int uvc_ctrl_set(struct uvc_video_chain *chain, if (step == 0) step = 1; - xctrl->value = min + (xctrl->value - min + step/2) / step * step; - xctrl->value = clamp(xctrl->value, min, max); + xctrl->value = min + ((u32)(xctrl->value - min) + step / 2) + / step * step; + if (mapping->data_type == UVC_CTRL_DATA_TYPE_SIGNED) + xctrl->value = clamp(xctrl->value, min, max); + else + xctrl->value = clamp_t(u32, xctrl->value, min, max); value = xctrl->value; break;