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=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 1905AC388F9 for ; Fri, 23 Oct 2020 06:16:40 +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 AE3E42074A for ; Fri, 23 Oct 2020 06:16:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AE3E42074A 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]:48846 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kVqNS-0004jO-Ny for qemu-devel@archiver.kernel.org; Fri, 23 Oct 2020 02:16:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49838) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kVqJq-0000CZ-6t; Fri, 23 Oct 2020 02:12:54 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:47520 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 1kVqJn-0000wl-RL; Fri, 23 Oct 2020 02:12:53 -0400 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 93D45756E6E4B91F8C0F; Fri, 23 Oct 2020 14:12:45 +0800 (CST) Received: from huawei.com (10.175.104.175) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.487.0; Fri, 23 Oct 2020 14:12:37 +0800 From: Chen Qun To: , Subject: [PATCH RESEND v2 6/7] blockdev: Fix a memleak in drive_backup_prepare() Date: Fri, 23 Oct 2020 14:12:17 +0800 Message-ID: <20201023061218.2080844-7-kuhn.chenqun@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20201023061218.2080844-1-kuhn.chenqun@huawei.com> References: <20201023061218.2080844-1-kuhn.chenqun@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.175.104.175] X-CFilter-Loop: Reflected Received-SPF: pass client-ip=45.249.212.32; envelope-from=kuhn.chenqun@huawei.com; helo=huawei.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/23 02:12:37 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, 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=ham autolearn_force=no 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: lvivier@redhat.com, Kevin Wolf , zhang.zhanghailiang@huawei.com, Li Qiang , pannengyuan@huawei.com, ganqixin@huawei.com, Euler Robot , Chen Qun Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Pan Nengyuan 'local_err' seems forgot to propagate in error path, it'll cause a memleak. Fix it. Reported-by: Euler Robot Signed-off-by: Pan Nengyuan Reviewed-by: Kevin Wolf Reviewed-by: Li Qiang Signed-off-by: Chen Qun --- blockdev.c | 1 + 1 file changed, 1 insertion(+) diff --git a/blockdev.c b/blockdev.c index fe6fb5dc1d..6fd68f74f3 100644 --- a/blockdev.c +++ b/blockdev.c @@ -1827,6 +1827,7 @@ static void drive_backup_prepare(BlkActionState *common, Error **errp) if (set_backing_hd) { bdrv_set_backing_hd(target_bs, source, &local_err); if (local_err) { + error_propagate(errp, local_err); goto unref; } } -- 2.23.0