From patchwork Sun Nov 12 11:32:37 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vasily Averin X-Patchwork-Id: 837152 X-Patchwork-Delegate: pablo@netfilter.org Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netfilter-devel-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yZWpp2LyCz9s81 for ; Sun, 12 Nov 2017 22:32:50 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750944AbdKLLct (ORCPT ); Sun, 12 Nov 2017 06:32:49 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:34893 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750865AbdKLLct (ORCPT ); Sun, 12 Nov 2017 06:32:49 -0500 Received: from [172.16.24.21] (msk-vpn.virtuozzo.com [195.214.232.6]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id vACBWbs2016500; Sun, 12 Nov 2017 14:32:37 +0300 (MSK) From: Vasily Averin Subject: [PATCH v5 1/5] clusterip: exit_net cleanup check added To: netfilter-devel@vger.kernel.org Cc: Pablo Neira Ayuso , Jozsef Kadlecsik , Florian Westphal , Hideaki YOSHIFUJI , coreteam@netfilter.org References: Message-ID: <289f473d-9410-01fd-0623-7ae6905734b6@virtuozzo.com> Date: Sun, 12 Nov 2017 14:32:37 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org Be sure that configs list initialized in net_init hook was return to initial state. Signed-off-by: Vasily Averin --- net/ipv4/netfilter/ipt_CLUSTERIP.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index 17b4ca5..e35b8d0 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -819,6 +819,7 @@ static void clusterip_net_exit(struct net *net) cn->procdir = NULL; #endif nf_unregister_net_hook(net, &cip_arp_ops); + WARN_ON_ONCE(!list_empty(&cn->configs)); } static struct pernet_operations clusterip_net_ops = {