[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/tokenring/proteon.c b/drivers/net/tokenring/proteon.c
index 85d156d..ca6b659 100644
--- a/drivers/net/tokenring/proteon.c
+++ b/drivers/net/tokenring/proteon.c
@@ -122,6 +122,7 @@
         static int versionprinted;
 	const unsigned *port;
 	int j,err = 0;
+	DECLARE_MAC_BUF(mac);
 
 	if (!dev)
 		return -ENOMEM;
@@ -152,11 +153,8 @@
 		
 	proteon_read_eeprom(dev);
 
-	printk(KERN_DEBUG "proteon.c:    Ring Station Address: ");
-	printk("%2.2x", dev->dev_addr[0]);
-	for (j = 1; j < 6; j++)
-		printk(":%2.2x", dev->dev_addr[j]);
-	printk("\n");
+	printk(KERN_DEBUG "proteon.c:    Ring Station Address: %s\n",
+	       print_mac(mac, dev->dev_addr));
 		
 	tp = netdev_priv(dev);
 	tp->setnselout = proteon_setnselout_pins;