[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/net/mac80211/key.c b/net/mac80211/key.c
index dd6fc4a..c10e53a 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -63,6 +63,7 @@
 {
 	const u8 *addr;
 	int ret;
+	DECLARE_MAC_BUF(mac);
 
 	if (!key->local->ops->set_key)
 		return;
@@ -78,15 +79,16 @@
 
 	if (ret && ret != -ENOSPC && ret != -EOPNOTSUPP)
 		printk(KERN_ERR "mac80211-%s: failed to set key "
-		       "(%d, " MAC_FMT ") to hardware (%d)\n",
+		       "(%d, %s) to hardware (%d)\n",
 		       wiphy_name(key->local->hw.wiphy),
-		       key->conf.keyidx, MAC_ARG(addr), ret);
+		       key->conf.keyidx, print_mac(mac, addr), ret);
 }
 
 static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
 {
 	const u8 *addr;
 	int ret;
+	DECLARE_MAC_BUF(mac);
 
 	if (!key->local->ops->set_key)
 		return;
@@ -102,9 +104,9 @@
 
 	if (ret)
 		printk(KERN_ERR "mac80211-%s: failed to remove key "
-		       "(%d, " MAC_FMT ") from hardware (%d)\n",
+		       "(%d, %s) from hardware (%d)\n",
 		       wiphy_name(key->local->hw.wiphy),
-		       key->conf.keyidx, MAC_ARG(addr), ret);
+		       key->conf.keyidx, print_mac(mac, addr), ret);
 
 	key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE;
 }