From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5173C433E0 for ; Sat, 20 Jun 2020 03:15:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 91E72206C1 for ; Sat, 20 Jun 2020 03:15:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732459AbgFTDPI (ORCPT ); Fri, 19 Jun 2020 23:15:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732429AbgFTDPF (ORCPT ); Fri, 19 Jun 2020 23:15:05 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9D259C06174E; Fri, 19 Jun 2020 20:15:05 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 3303E127853B9; Fri, 19 Jun 2020 20:15:05 -0700 (PDT) Date: Fri, 19 Jun 2020 20:15:04 -0700 (PDT) Message-Id: <20200619.201504.540882827677086606.davem@davemloft.net> To: zhengbin13@huawei.com Cc: kuba@kernel.org, michael-dev@fami-braun.de, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, yi.zhang@huawei.com Subject: Re: [PATCH -next] macvlan: Fix memleak in macvlan_changelink_sources From: David Miller In-Reply-To: <20200618132629.659977-1-zhengbin13@huawei.com> References: <20200618132629.659977-1-zhengbin13@huawei.com> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 19 Jun 2020 20:15:05 -0700 (PDT) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Zheng Bin Date: Thu, 18 Jun 2020 21:26:29 +0800 > macvlan_changelink_sources > if (addr) > ret = macvlan_hash_add_source(vlan, addr) > nla_for_each_attr(nla, head, len, rem) > ret = macvlan_hash_add_source(vlan, addr) > -->If fail, need to free previous malloc memory > > Fixes: 79cf79abce71 ("macvlan: add source mode") > Signed-off-by: Zheng Bin Bug fixes should never be submitted against net-next. They should instead be submitted against 'net'. Thank you.