diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index d80911d4abb7..5927ee4e57ca 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2808,6 +2808,7 @@ int ib_send_cm_mra(struct ib_cm_id *cm_id,
 			msg_response = CM_MSG_RESPONSE_OTHER;
 			break;
 		}
+		/* fall through */
 	default:
 		ret = -EINVAL;
 		goto error1;