mac80211: clean up rx handling wrt. found_sta

If a station was found, then we'll have exited
the function already, so it is not necessary to
have a variable keeping track of it.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/mac80211/rx.c

@@ -2651,7 +2651,6 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 	struct ieee80211_rx_data rx;
 	struct ieee80211_sub_if_data *prev;
 	struct sta_info *sta, *tmp, *prev_sta;
-	bool found_sta = false;
 	int err = 0;
 
 	fc = ((struct ieee80211_hdr *)skb->data)->frame_control;
@@ -2684,8 +2683,6 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 		prev_sta = NULL;
 
 		for_each_sta_info(local, hdr->addr2, sta, tmp) {
-			found_sta = true;
-
 			if (!prev_sta) {
 				prev_sta = sta;
 				continue;
@@ -2707,7 +2704,6 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 		}
 	}
 
-	if (!found_sta) {
 	prev = NULL;
 
 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {
@@ -2744,8 +2740,6 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 			return;
 	}
 
-	}
-
 	dev_kfree_skb(skb);
 }