From patchwork Sun Nov 12 08:41:29 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vasily Averin X-Patchwork-Id: 837123 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@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=netdev-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yZS1B2ldnz9t6N for ; Sun, 12 Nov 2017 19:41:34 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753220AbdKLIlc (ORCPT ); Sun, 12 Nov 2017 03:41:32 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:29941 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753202AbdKLIlb (ORCPT ); Sun, 12 Nov 2017 03:41:31 -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 vAC8fTOf013471 for ; Sun, 12 Nov 2017 11:41:29 +0300 (MSK) From: Vasily Averin Subject: [PATCH v4 03/18] packet: exit_net cleanup check added To: netdev@vger.kernel.org References: <9dfa013e-9098-e155-9c47-a73753338288@virtuozzo.com> Message-ID: Date: Sun, 12 Nov 2017 11:41:29 +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: <9dfa013e-9098-e155-9c47-a73753338288@virtuozzo.com> Content-Language: en-US Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Be sure that packet.sklist initialized in net_init hook was return to initial state. Signed-off-by: Vasily Averin --- net/packet/af_packet.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index bec01a3..4b58c4a 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -4562,6 +4562,7 @@ static int __net_init packet_net_init(struct net *net) static void __net_exit packet_net_exit(struct net *net) { remove_proc_entry("packet", net->proc_net); + WARN_ON_ONCE(!hlist_empty(&net->packet.sklist)); } static struct pernet_operations packet_net_ops = {