diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
index 8e8588933628..15db7a3868fe 100644
--- a/drivers/usb/gadget/udc/fsl_qe_udc.c
+++ b/drivers/usb/gadget/udc/fsl_qe_udc.c
@@ -586,6 +586,7 @@ static int qe_ep_init(struct qe_udc *udc,
 			case USB_SPEED_FULL:
 				if (max <= 1023)
 					break;
+				fallthrough;
 			default:
 				goto en_done;
 			}