mac80211: make address arguments to sta_info_alloc const

No real changes, just note that they are const.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/mac80211/sta_info.c

@@ -281,7 +281,7 @@ static int sta_prepare_rate_control(struct ieee80211_local *local,
 }
 
 struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
-				u8 *addr, gfp_t gfp)
+				const u8 *addr, gfp_t gfp)
 {
 	struct ieee80211_local *local = sdata->local;
 	struct sta_info *sta;

net/mac80211/sta_info.h

@@ -522,7 +522,7 @@ struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata,
  * until sta_info_insert().
  */
 struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
-				u8 *addr, gfp_t gfp);
+				const u8 *addr, gfp_t gfp);
 
 void sta_info_free(struct ieee80211_local *local, struct sta_info *sta);