[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/sundance.c b/drivers/net/sundance.c
index 3c553dc..a37637e 100644
--- a/drivers/net/sundance.c
+++ b/drivers/net/sundance.c
@@ -467,7 +467,7 @@
 	int bar = 1;
 #endif
 	int phy, phy_idx = 0;
-
+	DECLARE_MAC_BUF(mac);
 
 /* when built into the kernel, we only print version if device is found */
 #ifndef MODULE
@@ -546,11 +546,9 @@
 	if (i)
 		goto err_out_unmap_rx;
 
-	printk(KERN_INFO "%s: %s at %p, ",
-		   dev->name, pci_id_tbl[chip_idx].name, ioaddr);
-	for (i = 0; i < 5; i++)
-			printk("%2.2x:", dev->dev_addr[i]);
-	printk("%2.2x, IRQ %d.\n", dev->dev_addr[i], irq);
+	printk(KERN_INFO "%s: %s at %p, %s, IRQ %d.\n",
+	       dev->name, pci_id_tbl[chip_idx].name, ioaddr,
+	       print_mac(mac, dev->dev_addr), irq);
 
 	np->phys[0] = 1;		/* Default setting */
 	np->mii_preamble_required++;