ethernet: Convert ETHER_ADDR_LEN uses to ETH_ALEN

Reduce the number of #defines, use the normal #define from if_ether.h

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

drivers/net/ethernet/8390/ax88796.c

@@ -735,15 +735,14 @@ static int ax_init_dev(struct net_device *dev)
 	if (ax->plat->flags & AXFLG_MAC_FROMDEV) {
 		ei_outb(E8390_NODMA + E8390_PAGE1 + E8390_STOP,
 			ei_local->mem + E8390_CMD); /* 0x61 */
-		for (i = 0; i < ETHER_ADDR_LEN; i++)
+		for (i = 0; i < ETH_ALEN; i++)
 			dev->dev_addr[i] =
 				ei_inb(ioaddr + EN1_PHYS_SHIFT(i));
 	}
 
 	if ((ax->plat->flags & AXFLG_MAC_FROMPLATFORM) &&
 	    ax->plat->mac_addr)
-		memcpy(dev->dev_addr, ax->plat->mac_addr,
-		       ETHER_ADDR_LEN);
+		memcpy(dev->dev_addr, ax->plat->mac_addr, ETH_ALEN);
 
 	ax_reset_8390(dev);