netdev: add missing set_mac_address hook

Many drivers lost the ability to set ethernet address accidently
during the net_device_ops conversion.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/8390.c

@@ -63,6 +63,7 @@ const struct net_device_ops ei_netdev_ops = {
 	.ndo_get_stats		= ei_get_stats,
 	.ndo_set_multicast_list = ei_set_multicast_list,
 	.ndo_validate_addr	= eth_validate_addr,
+	.ndo_set_mac_address 	= eth_mac_addr,
 	.ndo_change_mtu		= eth_change_mtu,
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	.ndo_poll_controller	= ei_poll,