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@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 29d684ebca6a83d3c29482f82c68d002b80baf79..02c0e1716f641c947a5b906ee82c755e568a4a7c 100644 (file)
--- 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;
 }