From 2d87650a3bf1b80f7d0d150ee1af3f8a89e5b7aa Mon Sep 17 00:00:00 2001 From: dingtianhong Date: Mon, 30 Dec 2013 15:41:33 +0800 Subject: [PATCH] net: plip: slight optimization of addr compare Use possibly more efficient ether_addr_equal_64bits to instead of memcmp. Cc: "David S. Miller" Suggested-by: Eric Dumazet Signed-off-by: Ding Tianhong Signed-off-by: David S. Miller --- drivers/net/plip/plip.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/plip/plip.c b/drivers/net/plip/plip.c index 7b4ff35c8bf7..040b8978d6ca 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; -- 2.30.2