From patchwork Fri May 8 10:07:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pan Nengyuan X-Patchwork-Id: 283188 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=DATE_IN_FUTURE_06_12, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT 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 BE921C47254 for ; Fri, 8 May 2020 03:45:13 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9194B20725 for ; Fri, 8 May 2020 03:45:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9194B20725 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:34632 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jWtwm-0006v9-Je for qemu-devel@archiver.kernel.org; Thu, 07 May 2020 23:45:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34082) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jWtvk-00050Y-0m for qemu-devel@nongnu.org; Thu, 07 May 2020 23:44:08 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:40704 helo=huawei.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jWtve-0007R3-NY for qemu-devel@nongnu.org; Thu, 07 May 2020 23:44:07 -0400 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id DFD8DECD2CC754D3FE57; Fri, 8 May 2020 11:43:58 +0800 (CST) Received: from opensource.huawei.com (10.175.101.6) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.487.0; Fri, 8 May 2020 11:43:50 +0800 From: Pan Nengyuan To: , Subject: [PATCH 0/2] migration/rdma: fix nullptr-def in rdma_start_incoming_migration Date: Fri, 8 May 2020 06:07:53 -0400 Message-ID: <20200508100755.7875-1-pannengyuan@huawei.com> X-Mailer: git-send-email 2.18.2 MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-CFilter-Loop: Reflected Received-SPF: pass client-ip=45.249.212.32; envelope-from=pannengyuan@huawei.com; helo=huawei.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/07 23:43:59 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, DATE_IN_FUTURE_06_12=1.947, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: zhang.zhanghailiang@huawei.com, Pan Nengyuan , qemu-devel@nongnu.org, euler.robot@huawei.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" I fix a memleak in rdma_start_incoming_migration some time ago. https://patchwork.kernel.org/patch/11498191/ I'm sorry that it may cause a null-pointer access, this patch fix that. Since we are here, rdma_start_outgoing_migration has the similar memleak, fix it together. Pan Nengyuan (2): migration/rdma: fix potential nullptr access in rdma_start_incoming_migration migration/rdma: cleanup rdma context before g_free to avoid memleaks migration/rdma.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)