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From: Ding Tianhong <dingtianhong@huawei.com>
To: Jeff Kirsher <jeffrey.t.kirsher@intel.com>,
	Jesse Brandeburg <jesse.brandeburg@intel.com>,
	Carolyn Wyborny <carolyn.wyborny@intel.com>,
	Don Skidmore <donald.c.skidmore@intel.com>,
	"David S. Miller" <davem@davemloft.net>,
	Netdev <netdev@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH net-next v2 06/20] net: igbvf: slight optimization of addr compare
Date: Sat, 28 Dec 2013 14:17:28 +0800	[thread overview]
Message-ID: <52BE6CF8.5030806@huawei.com> (raw)

Use possibly more efficient ether_addr_equal
to instead of memcmp.

Cc: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Cc: Jesse Brandeburg <jesse.brandeburg@intel.com>
Cc: Carolyn Wyborny <carolyn.wyborny@intel.com>
Cc: Don Skidmore <donald.c.skidmore@intel.com>
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
---
 drivers/net/ethernet/intel/igbvf/netdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c
index 04bf22e..675435f 100644
--- a/drivers/net/ethernet/intel/igbvf/netdev.c
+++ b/drivers/net/ethernet/intel/igbvf/netdev.c
@@ -1745,7 +1745,7 @@ static int igbvf_set_mac(struct net_device *netdev, void *p)
 
 	hw->mac.ops.rar_set(hw, hw->mac.addr, 0);
 
-	if (memcmp(addr->sa_data, hw->mac.addr, 6))
+	if (!ether_addr_equal(addr->sa_data, hw->mac.addr))
 		return -EADDRNOTAVAIL;
 
 	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
-- 
1.8.0



             reply	other threads:[~2013-12-28  6:17 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-28  6:17 Ding Tianhong [this message]
2013-12-28 13:15 ` [PATCH net-next v2 06/20] net: igbvf: slight optimization of addr compare Jeff Kirsher
2014-01-11  3:30 ` Brown, Aaron F
2014-01-11  3:30   ` Brown, Aaron F

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