2014-01-08 02:58:15

by Ding Tianhong

[permalink] [raw]
Subject: [PATCH v3.6 09/19] infiniband: slight optimization of addr compare

Use the possibly more efficient ether_addr_equal
to instead of memcmp.

Cc: Roland Dreier <[email protected]>
Cc: Sean Hefty <[email protected]>
Cc: Hal Rosenstock <[email protected]>
Cc: Faisal Latif <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Wang Weidong <[email protected]>
Signed-off-by: Ding Tianhong <[email protected]>
---
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