[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/3c59x.c b/drivers/net/3c59x.c
index ad0f6a7..5831119 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -1014,6 +1014,7 @@
 	char *print_name = "3c59x";
 	struct pci_dev *pdev = NULL;
 	struct eisa_device *edev = NULL;
+	DECLARE_MAC_BUF(mac);
 
 	if (!printed_version) {
 		printk (version);
@@ -1205,10 +1206,8 @@
 	for (i = 0; i < 3; i++)
 		((u16 *)dev->dev_addr)[i] = htons(eeprom[i + 10]);
 	memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
-	if (print_info) {
-		for (i = 0; i < 6; i++)
-			printk("%c%2.2x", i ? ':' : ' ', dev->dev_addr[i]);
-	}
+	if (print_info)
+		printk(" %s", print_mac(mac, dev->dev_addr));
 	/* Unfortunately an all zero eeprom passes the checksum and this
 	   gets found in the wild in failure cases. Crypto is hard 8) */
 	if (!is_valid_ether_addr(dev->dev_addr)) {