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Commit 48f045b9 authored by dingtianhong's avatar dingtianhong Committed by David S. Miller
Browse files

isdn: slight optimization of addr compare 



Use possibly more efficient ether_addr_equal
instead of memcmp.

Cc: Karsten Keil <isdn@linux-pingi.de>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: default avatarDing Tianhong <dingtianhong@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4c55a462

drivers/isdn/i4l/isdn_net.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -1371,7 +1371,7 @@ isdn_net_type_trans(struct sk_buff *skb, struct net_device *dev) 
	eth = eth_hdr(skb);

	eth = eth_hdr(skb);





	if (*eth->h_dest & 1) {

	if (*eth->h_dest & 1) {

		if (memcmp(eth->h_dest, dev->broadcast, ETH_ALEN) == 0)

		if (ether_addr_equal(eth->h_dest, dev->broadcast))

			skb->pkt_type = PACKET_BROADCAST;

			skb->pkt_type = PACKET_BROADCAST;

		else

		else

			skb->pkt_type = PACKET_MULTICAST;

			skb->pkt_type = PACKET_MULTICAST;
@@ -1382,7 +1382,7 @@ isdn_net_type_trans(struct sk_buff *skb, struct net_device *dev) 
	 */

	 */





	else if (dev->flags & (IFF_PROMISC /*| IFF_ALLMULTI*/)) {

	else if (dev->flags & (IFF_PROMISC /*| IFF_ALLMULTI*/)) {

		if (memcmp(eth->h_dest, dev->dev_addr, ETH_ALEN))

		if (!ether_addr_equal(eth->h_dest, dev->dev_addr))

			skb->pkt_type = PACKET_OTHERHOST;

			skb->pkt_type = PACKET_OTHERHOST;

	}

	}

	if (ntohs(eth->h_proto) >= ETH_P_802_3_MIN)

	if (ntohs(eth->h_proto) >= ETH_P_802_3_MIN)