--- zzzz-none-000/linux-3.10.107/drivers/net/plip/plip.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/net/plip/plip.c	2021-02-04 17:41:59.000000000 +0000
@@ -547,9 +547,9 @@
 	skb_pull(skb,dev->hard_header_len);
 	eth = eth_hdr(skb);
 
-	if(*eth->h_dest&1)
+	if(is_multicast_ether_addr(eth->h_dest))
 	{
-		if(memcmp(eth->h_dest,dev->broadcast, ETH_ALEN)==0)
+		if(ether_addr_equal_64bits(eth->h_dest, dev->broadcast))
 			skb->pkt_type=PACKET_BROADCAST;
 		else
 			skb->pkt_type=PACKET_MULTICAST;
@@ -1002,7 +1002,7 @@
 		/* Any address will do - we take the first */
 		const struct in_ifaddr *ifa = in_dev->ifa_list;
 		if (ifa) {
-			memcpy(eth->h_source, dev->dev_addr, 6);
+			memcpy(eth->h_source, dev->dev_addr, ETH_ALEN);
 			memset(eth->h_dest, 0xfc, 2);
 			memcpy(eth->h_dest+2, &ifa->ifa_address, 4);
 		}