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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 E9FA6C432BE for ; Wed, 1 Sep 2021 04:21:28 +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 A096E60F9E for ; Wed, 1 Sep 2021 04:21:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org A096E60F9E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:57796 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mLHkd-00007E-SE for qemu-devel@archiver.kernel.org; Wed, 01 Sep 2021 00:21:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36570) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mLHil-0005xz-IR for qemu-devel@nongnu.org; Wed, 01 Sep 2021 00:19:32 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:41037) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mLHie-0001Pm-8J for qemu-devel@nongnu.org; Wed, 01 Sep 2021 00:19:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1630469963; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=mLOPf1xCTlqQ/t3W8GytumapqhP0eAFYbQZYI52nSSs=; b=XVauzL4UiGq037z9jjT1mCCHP3OrvI4oTK18cfIm0BefXXrpYa4Qc5Kfkzdu6cdFRBdVLW biBii7nnD8dS9lmr18kXNQo/K6INR393GxQ2maH5BXXeb8SOjIdCX8MBq+iN1C+/G4jLgK c3vqkJi/1HNssgUlZtznl5tKQWP36rA= 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-389-WHm6skOHMrOSdW-dLHrk8Q-1; Wed, 01 Sep 2021 00:19:21 -0400 X-MC-Unique: WHm6skOHMrOSdW-dLHrk8Q-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 6AE14189C446; Wed, 1 Sep 2021 04:19:20 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.39.192.91]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7CDAA60BD8; Wed, 1 Sep 2021 04:19:05 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 367C01800799; Wed, 1 Sep 2021 06:19:03 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 1/6] virtio-gpu: no point of checking res->iov Date: Wed, 1 Sep 2021 06:18:58 +0200 Message-Id: <20210901041903.3111086-2-kraxel@redhat.com> In-Reply-To: <20210901041903.3111086-1-kraxel@redhat.com> References: <20210901041903.3111086-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=216.205.24.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) DKIMWL_WL_HIGH=-0.391, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=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: Laurent Vivier , Peter Maydell , Thomas Huth , Dongwon Kim , "Michael S. Tsirkin" , Alistair Francis , Alexander Bulekov , Bandan Das , qemu-arm@nongnu.org, Gerd Hoffmann , Stefan Hajnoczi , "Edgar E. Iglesias" , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Dongwon Kim The code should check the opposite condition of res->iov because it will be null if virtio_gpu_create_mapping_iov fails and actually this checking is not even required because checking on ret covers all failing cases. Signed-off-by: Dongwon Kim Message-Id: <20210830175033.29233-1-dongwon.kim@intel.com> Signed-off-by: Gerd Hoffmann --- hw/display/virtio-gpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 990e71fd4062..72da5bf5002c 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -362,7 +362,7 @@ static void virtio_gpu_resource_create_blob(VirtIOGPU *g, ret = virtio_gpu_create_mapping_iov(g, cblob.nr_entries, sizeof(cblob), cmd, &res->addrs, &res->iov, &res->iov_cnt); - if (ret != 0 || res->iov) { + if (ret != 0) { cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; g_free(res); return; -- 2.31.1