[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/sunbmac.c b/drivers/net/sunbmac.c
index 4ba3e48..fe3ac6f 100644
--- a/drivers/net/sunbmac.c
+++ b/drivers/net/sunbmac.c
@@ -1082,6 +1082,7 @@
 	struct bigmac *bp;
 	u8 bsizes, bsizes_more;
 	int i;
+	DECLARE_MAC_BUF(mac);
 
 	/* Get a new device struct for this interface. */
 	dev = alloc_etherdev(sizeof(struct bigmac));
@@ -1226,11 +1227,8 @@
 
 	dev_set_drvdata(&bp->bigmac_sdev->ofdev.dev, bp);
 
-	printk(KERN_INFO "%s: BigMAC 100baseT Ethernet ", dev->name);
-	for (i = 0; i < 6; i++)
-		printk("%2.2x%c", dev->dev_addr[i],
-		       i == 5 ? ' ' : ':');
-	printk("\n");
+	printk(KERN_INFO "%s: BigMAC 100baseT Ethernet %s\n",
+	       dev->name, print_mac(mac, dev->dev_addr));
 
 	return 0;