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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 70D44C433EF for ; Fri, 1 Apr 2022 02:29:19 +0000 (UTC) Received: from localhost ([::1]:50932 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1na72M-0004yz-7t for qemu-devel@archiver.kernel.org; Thu, 31 Mar 2022 22:29:18 -0400 Received: from eggs.gnu.org ([209.51.188.92]:52590) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1na71e-0004KH-0Q for qemu-devel@nongnu.org; Thu, 31 Mar 2022 22:28:34 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:35475) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1na71b-000567-Vh for qemu-devel@nongnu.org; Thu, 31 Mar 2022 22:28:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1648780111; 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; bh=eugiayE55MF6iO8DOTok7j2QntmtmWkVacMz0ErL3zI=; b=KBDOeEEgGfTojRA2tOpzIvEHYqFF4JCDAx+b7unPZaHxNJa7Kl+HLUu8tzll/Sh30wcnNB waMBy2AiGJETxvZy6xITfr9PTP1C8N/NLJ5BYsXT4nxrg59K7tMFVwCdcDSHeoVbeCVmu2 e7BC/T2uCRLOAgXpIvrSB9xBJBvAMPY= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-151-mEsXRCfDM72tSCq9ExWDxg-1; Thu, 31 Mar 2022 22:28:29 -0400 X-MC-Unique: mEsXRCfDM72tSCq9ExWDxg-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 7B4782800173 for ; Fri, 1 Apr 2022 02:28:29 +0000 (UTC) Received: from localhost.localdomain (ovpn-13-216.pek2.redhat.com [10.72.13.216]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4571D401E67; Fri, 1 Apr 2022 02:28:26 +0000 (UTC) From: Jason Wang To: mst@redhat.com, peterx@redhat.com Subject: [PATCH] intel-iommu: correct the value used for error_setg_errno() Date: Fri, 1 Apr 2022 10:28:24 +0800 Message-Id: <20220401022824.9337-1-jasowang@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.85 on 10.11.54.10 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jasowang@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII"; x-default=true Received-SPF: pass client-ip=170.10.129.124; envelope-from=jasowang@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, 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_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jasowang@redhat.com, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" error_setg_errno() expects a normal errno value, not a negated one, so we should use ENOTSUP instead of -ENOSUP. Fixes: Coverity CID 1487174 Fixes: ("intel_iommu: support snoop control") Signed-off-by: Jason Wang --- hw/i386/intel_iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index c64aa81a83..e05d69a2c0 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -3032,7 +3032,7 @@ static int vtd_iommu_notify_flag_changed(IOMMUMemoryRegion *iommu, /* TODO: add support for VFIO and vhost users */ if (s->snoop_control) { - error_setg_errno(errp, -ENOTSUP, + error_setg_errno(errp, ENOTSUP, "Snoop Control with vhost or VFIO is not supported"); return -ENOTSUP; } -- 2.25.1