From patchwork Sun Nov 12 19:33:22 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vasily Averin X-Patchwork-Id: 837252 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 3yZkTS62vXz9sCZ for ; Mon, 13 Nov 2017 06:33:32 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751243AbdKLTda (ORCPT ); Sun, 12 Nov 2017 14:33:30 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:1749 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750910AbdKLTd2 (ORCPT ); Sun, 12 Nov 2017 14:33:28 -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 vACJXMBc016476; Sun, 12 Nov 2017 22:33:22 +0300 (MSK) From: Vasily Averin Subject: [PATCH v5 12/13] ppp: exit_net cleanup checks added To: netdev@vger.kernel.org Cc: linux-ppp@vger.kernel.org, Paul Mackerras References: Message-ID: Date: Sun, 12 Nov 2017 22:33:22 +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: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Be sure that lists initialized in net_init hook were return to initial state. Signed-off-by: Vasily Averin --- drivers/net/ppp/ppp_generic.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index e365866..30744ce 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -960,6 +960,8 @@ static __net_exit void ppp_exit_net(struct net *net) rtnl_unlock(); idr_destroy(&pn->units_idr); + WARN_ON_ONCE(!list_empty(&pn->all_channels)); + WARN_ON_ONCE(!list_empty(&pn->new_channels)); } static struct pernet_operations ppp_net_ops = {