[PATCH v3.5 09/19] infiniband: slight optimization of addr compare

From: Ding Tianhong
Date: Thu Dec 26 2013 - 06:41:25 EST


Use the possibly more efficient ether_addr_equal
to instead of memcmp.

Cc: Roland Dreier <roland@xxxxxxxxxx>
Cc: Sean Hefty <sean.hefty@xxxxxxxxx>
Cc: Hal Rosenstock <hal.rosenstock@xxxxxxxxx>
Cc: Faisal Latif <faisal.latif@xxxxxxxxx>
Cc: linux-rdma@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Wang Weidong <wangweidong1@xxxxxxxxxx>
Signed-off-by: Ding Tianhong <dingtianhong@xxxxxxxxxx>
---
drivers/infiniband/hw/nes/nes_cm.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 6b29249..9c9f2f5 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;
}
--
1.8.0


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