From: Ding Tianhong <dingtianhong@huawei.com>
To: Don Fry <pcnet32@frontier.com>, Netdev <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH v3 02/19] net: pcnet: slight optimization of addr compare
Date: Wed, 25 Dec 2013 11:27:59 +0800 [thread overview]
Message-ID: <52BA50BF.6010302@huawei.com> (raw)
Use possibly more efficient ether_addr_equal
to instead of memcmp.
Cc: Don Fry <pcnet32@frontier.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
---
drivers/net/ethernet/amd/pcnet32.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/amd/pcnet32.c b/drivers/net/ethernet/amd/pcnet32.c
index 38492e0..9339ccc 100644
--- a/drivers/net/ethernet/amd/pcnet32.c
+++ b/drivers/net/ethernet/amd/pcnet32.c
@@ -1668,7 +1668,7 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
for (i = 0; i < ETH_ALEN; i++)
promaddr[i] = inb(ioaddr + i);
- if (memcmp(promaddr, dev->dev_addr, ETH_ALEN) ||
+ if (!ether_addr_equal(promaddr, dev->dev_addr) ||
!is_valid_ether_addr(dev->dev_addr)) {
if (is_valid_ether_addr(promaddr)) {
if (pcnet32_debug & NETIF_MSG_PROBE) {
--
1.8.0
reply other threads:[~2013-12-25 3:27 UTC|newest]
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