From patchwork Fri Apr 24 19:20:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 283948 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=-6.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS 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 3B430C55186 for ; Fri, 24 Apr 2020 19:23:42 +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 08E9B20781 for ; Fri, 24 Apr 2020 19:23:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="PenBfbKV" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 08E9B20781 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:49864 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jS3vJ-0001sz-3c for qemu-devel@archiver.kernel.org; Fri, 24 Apr 2020 15:23:41 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52956) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jS3sK-0003PX-7l for qemu-devel@nongnu.org; Fri, 24 Apr 2020 15:20:36 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.90_1) (envelope-from ) id 1jS3sJ-00043L-Oj for qemu-devel@nongnu.org; Fri, 24 Apr 2020 15:20:36 -0400 Received: from us-smtp-1.mimecast.com ([205.139.110.61]:58888 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jS3sJ-00041x-8q for qemu-devel@nongnu.org; Fri, 24 Apr 2020 15:20:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1587756034; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Zz6PIHu4D9IJMAUYz5GlS7tUaH56am6CeocpGy7vUGA=; b=PenBfbKVp8irDfpJLbvIhA1Q1Zfk/p6Scx1HEgDs2YtWbxGjU2zooaC7EU+1nTjXMer4se dwG+wa9pPr7oRJp7WXdXmfRKCDO7Jb/k+SPJDiOy2D1ylunVemIEytAk0QgtO/4h/xb5By OYVHC5hitIW+1WjKSHcP7LDrOrf+6og= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-470-wQXZRtGYODiiH5cS1TWTug-1; Fri, 24 Apr 2020 15:20:32 -0400 X-MC-Unique: wQXZRtGYODiiH5cS1TWTug-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0EDB11005510 for ; Fri, 24 Apr 2020 19:20:32 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-113-6.ams2.redhat.com [10.36.113.6]) by smtp.corp.redhat.com (Postfix) with ESMTPS id BF53A605CF for ; Fri, 24 Apr 2020 19:20:31 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 3776811358C1; Fri, 24 Apr 2020 21:20:27 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 05/11] tests/migration: Tighten error checking Date: Fri, 24 Apr 2020 21:20:21 +0200 Message-Id: <20200424192027.11404-6-armbru@redhat.com> In-Reply-To: <20200424192027.11404-1-armbru@redhat.com> References: <20200424192027.11404-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.61; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/04/24 02:57:59 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.61 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" migrate_get_socket_address() neglects to check visit_type_SocketAddressList() failure. This smells like a leak, but it actually will crash dereferencing @addrs. Pass &error_abort to remove the code smell. Signed-off-by: Markus Armbruster --- tests/qtest/migration-test.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c index 2568c9529c..dc3490c9fa 100644 --- a/tests/qtest/migration-test.c +++ b/tests/qtest/migration-test.c @@ -13,6 +13,7 @@ #include "qemu/osdep.h" #include "libqtest.h" +#include "qapi/error.h" #include "qapi/qmp/qdict.h" #include "qemu/module.h" #include "qemu/option.h" @@ -301,7 +302,6 @@ static char *migrate_get_socket_address(QTestState *who, const char *parameter) { QDict *rsp; char *result; - Error *local_err = NULL; SocketAddressList *addrs; Visitor *iv = NULL; QObject *object; @@ -310,7 +310,7 @@ static char *migrate_get_socket_address(QTestState *who, const char *parameter) object = qdict_get(rsp, parameter); iv = qobject_input_visitor_new(object); - visit_type_SocketAddressList(iv, NULL, &addrs, &local_err); + visit_type_SocketAddressList(iv, NULL, &addrs, &error_abort); visit_free(iv); /* we are only using a single address */