mac80211: convert to %pM away from print_mac

Also remove a few stray DECLARE_MAC_BUF that were no longer
used at all.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index a5b06fe..999f7aa 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -132,7 +132,6 @@
 {
 	const u8 *addr;
 	int ret;
-	DECLARE_MAC_BUF(mac);
 
 	assert_key_lock();
 	might_sleep();
@@ -154,16 +153,15 @@
 
 	if (ret && ret != -ENOSPC && ret != -EOPNOTSUPP)
 		printk(KERN_ERR "mac80211-%s: failed to set key "
-		       "(%d, %s) to hardware (%d)\n",
+		       "(%d, %pM) to hardware (%d)\n",
 		       wiphy_name(key->local->hw.wiphy),
-		       key->conf.keyidx, print_mac(mac, addr), ret);
+		       key->conf.keyidx, addr, ret);
 }
 
 static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
 {
 	const u8 *addr;
 	int ret;
-	DECLARE_MAC_BUF(mac);
 
 	assert_key_lock();
 	might_sleep();
@@ -186,9 +184,9 @@
 
 	if (ret)
 		printk(KERN_ERR "mac80211-%s: failed to remove key "
-		       "(%d, %s) from hardware (%d)\n",
+		       "(%d, %pM) from hardware (%d)\n",
 		       wiphy_name(key->local->hw.wiphy),
-		       key->conf.keyidx, print_mac(mac, addr), ret);
+		       key->conf.keyidx, addr, ret);
 
 	spin_lock(&todo_lock);
 	key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE;