Subject: [PATCH net-next v3 19/19] net: plip: slight optimization of addr compare

From: Ding Tianhong <[email-masked]>
Date: Mon, 30 Dec 2013 15:41:33 +0800

Use possibly more efficient ether_addr_equal_64bits
to instead of memcmp.

Cc: "David S. Miller" <[email-masked]>
Suggested-by: Eric Dumazet <[email-masked]>
Signed-off-by: Ding Tianhong <[email-masked]>
---
 drivers/net/plip/plip.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/plip/plip.c b/drivers/net/plip/plip.c
index 7b4ff35..040b897 100644
--- a/drivers/net/plip/plip.c
+++ b/drivers/net/plip/plip.c
@@ -547,9 +547,9 @@ static __be16 plip_type_trans(struct sk_buff *skb, struct net_device *dev)
 	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;
-- 
1.6.0.2