[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/drivers/net/wireless/iwlwifi/iwl-3945-rs.c b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
index a4f4c87..b0d28ae 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
@@ -646,6 +646,7 @@
 	struct sta_info *sta;
 	u16 fc, rate_mask;
 	struct iwl_priv *priv = (struct iwl_priv *)priv_rate;
+	DECLARE_MAC_BUF(mac);
 
 	IWL_DEBUG_RATE("enter\n");
 
@@ -681,8 +682,8 @@
 		u8 sta_id = iwl_hw_find_station(priv, hdr->addr1);
 
 		if (sta_id == IWL_INVALID_STATION) {
-			IWL_DEBUG_RATE("LQ: ADD station " MAC_FMT "\n",
-					MAC_ARG(hdr->addr1));
+			IWL_DEBUG_RATE("LQ: ADD station %s\n",
+				       print_mac(mac, hdr->addr1));
 			sta_id = iwl_add_station(priv,
 				    hdr->addr1, 0, CMD_ASYNC);
 		}