linux-kernel - [PATCH 7/7] dsa: Use ether_addr

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Date:	Mon, 20 Jan 2014 09:52:20 -0800
From:	Joe Perches <joe@...ches.com>
To:	David Miller <davem@...emloft.net>
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 7/7] dsa: Use ether_addr_copy

Use ether_addr_copy instead of memcpy(a, b, ETH_ALEN) to
save some cycles on arm and powerpc.

Signed-off-by: Joe Perches <joe@...ches.com>
---
 net/dsa/slave.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 29d684e..02c0e17 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -156,7 +156,7 @@ static int dsa_slave_set_mac_address(struct net_device *dev, void *a)
 		dev_uc_del(master, dev->dev_addr);
 
 out:
-	memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
+	ether_addr_copy(dev->dev_addr, addr->sa_data);
 
 	return 0;
 }
-- 
1.8.1.2.459.gbcd45b4.dirty

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