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/hp-plus.c b/drivers/net/hp-plus.c
index fbbd3e6..9026fd6 100644
--- a/drivers/net/hp-plus.c
+++ b/drivers/net/hp-plus.c
@@ -166,7 +166,6 @@
 	const char name[] = "HP-PC-LAN+";
 	int mem_start;
 	static unsigned version_printed;
-	DECLARE_MAC_BUF(mac);
 
 	if (!request_region(ioaddr, HP_IO_EXTENT, DRV_NAME))
 		return -EBUSY;
@@ -193,7 +192,7 @@
 	}
 	checksum += inb(ioaddr + 14);
 
-	printk("%s", print_mac(mac, dev->dev_addr));
+	printk("%pM", dev->dev_addr);
 
 	if (checksum != 0xff) {
 		printk(" bad checksum %2.2x.\n", checksum);