net: convert print_mac to %pM

This converts pretty much everything to print_mac. There were
a few things that had conflicts which I have just dropped for
now, no harm done.

I've built an allyesconfig with this and looked at the files
that weren't built very carefully, but it's a huge patch.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c
index 9a314d8..337488e 100644
--- a/drivers/net/ax88796.c
+++ b/drivers/net/ax88796.c
@@ -758,13 +758,10 @@
 #endif
 	ax_NS8390_init(dev, 0);
 
-	if (first_init) {
-		DECLARE_MAC_BUF(mac);
-
-		dev_info(&ax->dev->dev, "%dbit, irq %d, %lx, MAC: %s\n",
+	if (first_init)
+		dev_info(&ax->dev->dev, "%dbit, irq %d, %lx, MAC: %pM\n",
 			 ei_status.word16 ? 16:8, dev->irq, dev->base_addr,
-			 print_mac(mac, dev->dev_addr));
-	}
+			 dev->dev_addr);
 
 	ret = register_netdev(dev);
 	if (ret)