From: dingtianhong <dingtianhong@huawei.com>
Date: Thu, 26 Dec 2013 11:40:50 +0000 (+0800)
Subject: infiniband: slight optimization of addr compare
X-Git-Tag: MMI-PSA29.97-13-9~12877^2~393^2~10
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c5266d40b0a26546d0ebedb44dd4145088b85cb8;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

infiniband: slight optimization of addr compare

Use the possibly more efficient ether_addr_equal
to instead of memcmp.

Cc: Roland Dreier <roland@kernel.org>
Cc: Sean Hefty <sean.hefty@intel.com>
Cc: Hal Rosenstock <hal.rosenstock@gmail.com>
Cc: Faisal Latif <faisal.latif@intel.com>
Cc: linux-rdma@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 6b29249aa85a..9c9f2f57e960 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -1354,8 +1354,7 @@ static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip, int arpi
 				  neigh->ha, ntohl(rt->rt_gateway));
 
 			if (arpindex >= 0) {
-				if (!memcmp(nesadapter->arp_table[arpindex].mac_addr,
-					    neigh->ha, ETH_ALEN)) {
+				if (ether_addr_equal(nesadapter->arp_table[arpindex].mac_addr, neigh->ha)) {
 					/* Mac address same as in nes_arp_table */
 					goto out;
 				}