diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 47e30e1..35afe97 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -860,13 +860,13 @@
 				       struct vif_params *params);
 
 	int	(*add_key)(struct wiphy *wiphy, struct net_device *netdev,
-			   u8 key_index, u8 *mac_addr,
+			   u8 key_index, const u8 *mac_addr,
 			   struct key_params *params);
 	int	(*get_key)(struct wiphy *wiphy, struct net_device *netdev,
-			   u8 key_index, u8 *mac_addr, void *cookie,
+			   u8 key_index, const u8 *mac_addr, void *cookie,
 			   void (*callback)(void *cookie, struct key_params*));
 	int	(*del_key)(struct wiphy *wiphy, struct net_device *netdev,
-			   u8 key_index, u8 *mac_addr);
+			   u8 key_index, const u8 *mac_addr);
 	int	(*set_default_key)(struct wiphy *wiphy,
 				   struct net_device *netdev,
 				   u8 key_index);