[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/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 1b165a8..b9cde65 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -285,6 +285,7 @@
 	int valid_mac = 0;
 	u32 val;
 	int pci_func_id = PCI_FUNC(pdev->devfn);
+	DECLARE_MAC_BUF(mac);
 
 	printk(KERN_INFO "%s \n", netxen_nic_driver_string);
 
@@ -573,15 +574,9 @@
 		memcpy(netdev->perm_addr, netdev->dev_addr,
 			netdev->addr_len);
 		if (!is_valid_ether_addr(netdev->perm_addr)) {
-			printk(KERN_ERR "%s: Bad MAC address "
-				"%02x:%02x:%02x:%02x:%02x:%02x.\n",
-				netxen_nic_driver_name,
-				netdev->dev_addr[0],
-				netdev->dev_addr[1],
-				netdev->dev_addr[2],
-				netdev->dev_addr[3],
-				netdev->dev_addr[4],
-				netdev->dev_addr[5]);
+			printk(KERN_ERR "%s: Bad MAC address %s.\n",
+			       netxen_nic_driver_name,
+			       print_mac(mac, netdev->dev_addr));
 		} else {
 			if (adapter->macaddr_set)
 				adapter->macaddr_set(adapter,
diff --git a/drivers/net/netxen/netxen_nic_niu.c b/drivers/net/netxen/netxen_nic_niu.c
index 05e0577..5b9e1b3 100644
--- a/drivers/net/netxen/netxen_nic_niu.c
+++ b/drivers/net/netxen/netxen_nic_niu.c
@@ -603,6 +603,7 @@
 	int phy = physical_port[adapter->portnum];
 	unsigned char mac_addr[6];
 	int i;
+	DECLARE_MAC_BUF(mac);
 
 	for (i = 0; i < 10; i++) {
 		temp[0] = temp[1] = 0;
@@ -627,15 +628,10 @@
 	if (i == 10) {
 		printk(KERN_ERR "%s: cannot set Mac addr for %s\n",
 		       netxen_nic_driver_name, adapter->netdev->name);
-		printk(KERN_ERR "MAC address set: "
-		       "%02x:%02x:%02x:%02x:%02x:%02x.\n",
-		       addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
-
-		printk(KERN_ERR "MAC address get: "
-		       "%02x:%02x:%02x:%02x:%02x:%02x.\n",
-		       mac_addr[0],
-		       mac_addr[1],
-		       mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5]);
+		printk(KERN_ERR "MAC address set: %s.\n",
+		       print_mac(mac, addr));
+		printk(KERN_ERR "MAC address get: %s.\n",
+		       print_mac(mac, mac_addr));
 	}
 	return 0;
 }