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/de600.c b/drivers/net/de600.c
index cb849b09..2826c74 100644
--- a/drivers/net/de600.c
+++ b/drivers/net/de600.c
@@ -384,7 +384,6 @@
 	int	i;
 	struct net_device *dev;
 	int err;
-	DECLARE_MAC_BUF(mac);
 
 	dev = alloc_etherdev(0);
 	if (!dev)
@@ -439,7 +438,7 @@
 		goto out1;
 	}
 
-	printk(", Ethernet Address: %s\n", print_mac(mac, dev->dev_addr));
+	printk(", Ethernet Address: %pM\n", dev->dev_addr);
 
 	dev->open = de600_open;
 	dev->stop = de600_close;