mac80211: fix mesh path flushing

Previously, mpaths were never flushed since the mpath is not active once
we call this function.
Signed-off-by: NJavier Cardona <javier@cozybit.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

net/mac80211/mesh_pathtbl.c

@@ -735,8 +735,7 @@ void mesh_path_flush_pending(struct mesh_path *mpath)
 {
 	struct sk_buff *skb;
 
-	while ((skb = skb_dequeue(&mpath->frame_queue)) &&
-			(mpath->flags & MESH_PATH_ACTIVE))
+	while ((skb = skb_dequeue(&mpath->frame_queue)) != NULL)
 		mesh_path_discard_frame(skb, mpath->sdata);
 }