bufferevent_pair: don't call downcast(NULL)

jiayu-123 · Feb 9, 2014 · f2428a2 · f2428a2
1 parent dfe1e52
commit f2428a2
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/bufferevent_pair.c b/bufferevent_pair.c
@@ -310,13 +310,14 @@ struct bufferevent *
 bufferevent_pair_get_partner(struct bufferevent *bev)
 {
 	struct bufferevent_pair *bev_p;
-	struct bufferevent *partner;
+	struct bufferevent *partner = NULL;
 	bev_p = upcast(bev);
 	if (! bev_p)
 		return NULL;
 
 	incref_and_lock(bev);
-	partner = downcast(bev_p->partner);
+	if (bev_p->partner)
+		partner = downcast(bev_p->partner);
 	decref_and_unlock(bev);
 	return partner;
 }