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=-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 9D477C433E0 for ; Wed, 8 Jul 2020 22:33:43 +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 64CC320772 for ; Wed, 8 Jul 2020 22:33:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="YbFnmBf0" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 64CC320772 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]:53906 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jtIdK-0000xZ-Lu for qemu-devel@archiver.kernel.org; Wed, 08 Jul 2020 18:33:42 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43636) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jtIAr-0007Rd-6T for qemu-devel@nongnu.org; Wed, 08 Jul 2020 18:04:17 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:54974 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 1jtIAo-0006yi-8g for qemu-devel@nongnu.org; Wed, 08 Jul 2020 18:04:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594245853; 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; bh=o2m2buV1dKa2VfM+T5GuJKXe6mIfufBwTZlCdyuv+w0=; b=YbFnmBf0UfAvBpXhcA+A7w56veJWP6iBzoPcvXIpBN9urgeLUqjCPpsnFGChwcxUlNBcXw ykW1VaFy4YX7T3GncklB7v1hx64hqFY5Hy9zxFAvBrNHEpI7XIfE29jFYlaiY9hL6MwI3e 5g3V/NQfza9pfNa6yKf3OcVVDBb6Yt0= 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-33-tODts6DKM8KD8xNXP00_qw-1; Wed, 08 Jul 2020 12:01:58 -0400 X-MC-Unique: tODts6DKM8KD8xNXP00_qw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C7A4E19057B1; Wed, 8 Jul 2020 16:01:56 +0000 (UTC) Received: from laptop.redhat.com (ovpn-113-241.ams2.redhat.com [10.36.113.241]) by smtp.corp.redhat.com (Postfix) with ESMTP id 57AAA5C1D3; Wed, 8 Jul 2020 16:01:52 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org Subject: [PATCH] virtio-iommu: Fix coverity issue in virtio_iommu_handle_command() Date: Wed, 8 Jul 2020 18:01:47 +0200 Message-Id: <20200708160147.18426-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=eric.auger@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=205.139.110.61; envelope-from=eric.auger@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 17:25:10 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Coverity points out (CID 1430180) that the new case is missing break or a /* fallthrough */ comment. Break is the right thing to do as in that case, tail is not used. Fixes 1733eebb9e ("virtio-iommu: Implement RESV_MEM probe request") Signed-off-by: Eric Auger Reported-by: Peter Maydell --- hw/virtio/virtio-iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/virtio/virtio-iommu.c b/hw/virtio/virtio-iommu.c index b39e836181..5d56865e56 100644 --- a/hw/virtio/virtio-iommu.c +++ b/hw/virtio/virtio-iommu.c @@ -534,6 +534,7 @@ static void virtio_iommu_handle_command(VirtIODevice *vdev, VirtQueue *vq) ptail = (struct virtio_iommu_req_tail *) (buf + s->config.probe_size); ptail->status = virtio_iommu_handle_probe(s, iov, iov_cnt, buf); + break; } default: tail.status = VIRTIO_IOMMU_S_UNSUPP; -- 2.21.3