--- zzzz-none-000/linux-5.4.213/drivers/net/dsa/rtl8366.c	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/drivers/net/dsa/rtl8366.c	2024-08-14 09:02:07.000000000 +0000
@@ -311,7 +311,7 @@
 			/* For the CPU port, make all ports members of this
 			 * VLAN.
 			 */
-			mask = GENMASK(smi->num_ports - 1, 0);
+			mask = GENMASK((int)smi->num_ports - 1, 0);
 		else
 			/* For all other ports, enable itself plus the
 			 * CPU port.