stroke: don't remove a matching peer config if used by other child configs

When configurations get merged during add, we should not remove peer configs
if other connection entries use the same peer config.

src/libcharon/plugins/stroke/stroke_config.c

@@ -1235,7 +1235,7 @@ METHOD(stroke_config_t, del, void,
 
 	this->mutex->lock(this->mutex);
 	enumerator = this->list->create_enumerator(this->list);
-	while (enumerator->enumerate(enumerator, (void**)&peer))
+	while (enumerator->enumerate(enumerator, &peer))
 	{
 		bool keep = FALSE;
 
@@ -1256,12 +1256,11 @@ METHOD(stroke_config_t, del, void,
 		}
 		children->destroy(children);
 
-		/* if peer config matches, or has no children anymore, remove it */
-		if (!keep || streq(peer->get_name(peer), msg->del_conn.name))
+		/* if peer config has no children anymore, remove it */
+		if (!keep)
 		{
 			this->list->remove_at(this->list, enumerator);
 			peer->destroy(peer);
-			deleted = TRUE;
 		}
 	}
 	enumerator->destroy(enumerator);