[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/macb.c b/drivers/net/macb.c
index c670758..047ea7b 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -1071,6 +1071,7 @@
 	unsigned long pclk_hz;
 	u32 config;
 	int err = -ENXIO;
+	DECLARE_MAC_BUF(mac);
 
 	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!regs) {
@@ -1190,10 +1191,9 @@
 	platform_set_drvdata(pdev, dev);
 
 	printk(KERN_INFO "%s: Atmel MACB at 0x%08lx irq %d "
-	       "(%02x:%02x:%02x:%02x:%02x:%02x)\n",
+	       "(%s)\n",
 	       dev->name, dev->base_addr, dev->irq,
-	       dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
-	       dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]);
+	       print_mac(mac, dev->dev_addr));
 
 	phydev = bp->phy_dev;
 	printk(KERN_INFO "%s: attached PHY driver [%s] "