[NET]: Introduce and use print_mac() and DECLARE_MAC_BUF()

This is nicer than the MAC_FMT stuff.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index 7bf5c90..26ade68 100644
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -1321,6 +1321,7 @@
 	struct net_device *dev;
 	struct lance_private *lp;
 	int    i;
+	DECLARE_MAC_BUF(mac);
 
 	dev = alloc_etherdev(sizeof(struct lance_private) + 8);
 	if (!dev)
@@ -1478,12 +1479,8 @@
 
 	dev_set_drvdata(&sdev->ofdev.dev, lp);
 
-	printk(KERN_INFO "%s: LANCE ", dev->name);
-
-	for (i = 0; i < 6; i++)
-		printk("%2.2x%c", dev->dev_addr[i],
-		       i == 5 ? ' ': ':');
-	printk("\n");
+	printk(KERN_INFO "%s: LANCE %s\n",
+	       dev->name, print_mac(mac, dev->dev_addr));
 
 	return 0;