diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 142c381e1d73..80666f097ce6 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -893,16 +893,18 @@ static void r6040_multicast_list(struct net_device *dev)
 	/* Multicast Address 1~4 case */
 	i = 0;
 	netdev_for_each_mc_addr(ha, dev) {
-		if (i < MCAST_MAX) {
-			adrp = (u16 *) ha->addr;
-			iowrite16(adrp[0], ioaddr + MID_1L + 8 * i);
-			iowrite16(adrp[1], ioaddr + MID_1M + 8 * i);
-			iowrite16(adrp[2], ioaddr + MID_1H + 8 * i);
-		} else {
-			iowrite16(0xffff, ioaddr + MID_1L + 8 * i);
-			iowrite16(0xffff, ioaddr + MID_1M + 8 * i);
-			iowrite16(0xffff, ioaddr + MID_1H + 8 * i);
-		}
+		if (i >= MCAST_MAX)
+			break;
+		adrp = (u16 *) ha->addr;
+		iowrite16(adrp[0], ioaddr + MID_1L + 8 * i);
+		iowrite16(adrp[1], ioaddr + MID_1M + 8 * i);
+		iowrite16(adrp[2], ioaddr + MID_1H + 8 * i);
+		i++;
+	}
+	while (i < MCAST_MAX) {
+		iowrite16(0xffff, ioaddr + MID_1L + 8 * i);
+		iowrite16(0xffff, ioaddr + MID_1M + 8 * i);
+		iowrite16(0xffff, ioaddr + MID_1H + 8 * i);
 		i++;
 	}
 }