From nobody Mon Feb 9 13:57:27 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=fail(p=none dis=none) header.from=canonical.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1548185769343377.8962766801768; Tue, 22 Jan 2019 11:36:09 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id AAFB27F6B3; Tue, 22 Jan 2019 19:36:01 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0E4931019626; Tue, 22 Jan 2019 19:36:01 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 742063F603; Tue, 22 Jan 2019 19:35:57 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id x0MJZuca024863 for ; Tue, 22 Jan 2019 14:35:56 -0500 Received: by smtp.corp.redhat.com (Postfix) id 6642B103BAAD; Tue, 22 Jan 2019 19:35:56 +0000 (UTC) Received: from mx1.redhat.com (ext-mx05.extmail.prod.ext.phx2.redhat.com [10.5.110.29]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5B9E11048111; Tue, 22 Jan 2019 19:35:53 +0000 (UTC) Received: from complete.lackof.org (complete.lackof.org [198.49.126.79]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4AC1C13A5C; Tue, 22 Jan 2019 19:35:51 +0000 (UTC) Received: from localhost (c-107-2-141-103.hsd1.co.comcast.net [107.2.141.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by complete.lackof.org (Postfix) with ESMTPSA id 8CA4733E0255; Tue, 22 Jan 2019 12:26:35 -0700 (MST) From: dann frazier To: libvir-list@redhat.com, Radoslaw Biernacki , Michal Privoznik Date: Tue, 22 Jan 2019 12:26:14 -0700 Message-Id: <20190122192615.9256-4-dann.frazier@canonical.com> In-Reply-To: <20190122192615.9256-1-dann.frazier@canonical.com> References: <20190122192615.9256-1-dann.frazier@canonical.com> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.100.2 at complete.lackof.org X-Virus-Status: Clean X-Spam-Status: No, score=0.0 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, UNPARSEABLE_RELAY autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on complete.lackof.org X-Greylist: Delayed for 00:09:17 by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Tue, 22 Jan 2019 19:35:51 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Tue, 22 Jan 2019 19:35:51 +0000 (UTC) for IP:'198.49.126.79' DOMAIN:'complete.lackof.org' HELO:'complete.lackof.org' FROM:'dannf@dannf.org' RCPT:'' X-RedHat-Spam-Score: 0.001 (HEADER_FROM_DIFFERENT_DOMAINS) 198.49.126.79 complete.lackof.org 198.49.126.79 complete.lackof.org X-Scanned-By: MIMEDefang 2.78 on 10.5.110.29 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-loop: libvir-list@redhat.com Cc: laine@laine.org Subject: [libvirt] [PATCH v3 3/4] util: Fix for NULL dereference X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Tue, 22 Jan 2019 19:36:07 +0000 (UTC) Content-Type: text/plain; charset="utf-8" From: Radoslaw Biernacki The device xml parser code does not set "model" while parsing
virDomainDefPtr def->nets[i]->model can be NULL while latter compares strin= gs with STREQ instead of STREQ_NULLABLE. Fixes: ac47e4a6225 (qemu: replace "def->nets[i]" with "net" and "def->sound= s[i]" with "sound") Fixes: c7fc151eec7 (qemu: assign virtio devices to PCIe slot when appropria= te) Signed-off-by: Radoslaw Biernacki Reviewed-by: Michal Privoznik Signed-off-by: dann frazier --- src/qemu/qemu_domain_address.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c index bd6c4031e0..9e0b50d41e 100644 --- a/src/qemu/qemu_domain_address.c +++ b/src/qemu/qemu_domain_address.c @@ -230,10 +230,8 @@ qemuDomainAssignSpaprVIOAddresses(virDomainDefPtr def) for (i =3D 0; i < def->nnets; i++) { virDomainNetDefPtr net =3D def->nets[i]; =20 - if (net->model && - STREQ(net->model, "spapr-vlan")) { + if (STREQ_NULLABLE(net->model, "spapr-vlan")) net->info.type =3D VIR_DOMAIN_DEVICE_ADDRESS_TYPE_SPAPRVIO; - } =20 if (qemuDomainAssignSpaprVIOAddress(def, &net->info, VIO_ADDR_NET)= < 0) goto cleanup; @@ -322,8 +320,7 @@ qemuDomainPrimeVirtioDeviceAddresses(virDomainDefPtr de= f, for (i =3D 0; i < def->nnets; i++) { virDomainNetDefPtr net =3D def->nets[i]; =20 - if (net->model && - STREQ(net->model, "virtio") && + if (STREQ_NULLABLE(net->model, "virtio") && net->info.type =3D=3D VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) { net->info.type =3D type; } @@ -691,14 +688,14 @@ qemuDomainDeviceCalculatePCIConnectFlags(virDomainDev= iceDefPtr dev, * addresses for other hostdev devices. */ if (net->type =3D=3D VIR_DOMAIN_NET_TYPE_HOSTDEV || - STREQ(net->model, "usb-net")) { + STREQ_NULLABLE(net->model, "usb-net")) { return 0; } =20 - if (STREQ(net->model, "virtio")) + if (STREQ_NULLABLE(net->model, "virtio")) return virtioFlags; =20 - if (STREQ(net->model, "e1000e")) + if (STREQ_NULLABLE(net->model, "e1000e")) return pcieFlags; =20 return pciFlags; --=20 2.20.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list