diff --git a/drivers/staging/greybus/greybus_protocols.h b/drivers/staging/greybus/greybus_protocols.h
index b84c710da4a9..846f3e327269 100644
--- a/drivers/staging/greybus/greybus_protocols.h
+++ b/drivers/staging/greybus/greybus_protocols.h
@@ -804,6 +804,7 @@ struct gb_svc_route_create_request {
 	__u8	intf2_id;
 	__u8	dev2_id;
 };
+/* route create response has no payload */
 
 
 /* RAW */