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bh=43kKy8njh+vP12uKvSpvf55p3yy/HVCrEJ2YaK8snmo=; b=Rnn/ZKSLxFltSgQr/4JxompnawcKU7EdpWz4+qYjfwJsE9018lI2T/sJhMBU+Nac1fTKr3 lqdMyBIPH0NBKbReMlfIEWckfgDxQmwjoLsT9LZ0wpCCKhEffTDpT205hQR+nwlVulUzY5 xJen3JuOy0OTs4tI01F5ZtdbGvpeQP8= X-MC-Unique: 4JghsOPHMGas2lCeJr0YfA-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Juan Quintela , Fabiano Rosas , Leonardo Bras , Peter Xu Subject: [PATCH v3 1/1] migration: vmstate_register() check that instance_id is valid Date: Tue, 24 Oct 2023 17:03:36 +0200 Message-ID: <20231024150336.89632-2-quintela@redhat.com> In-Reply-To: <20231024150336.89632-1-quintela@redhat.com> References: <20231024150336.89632-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.1 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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_H3=0.001, RCVD_IN_MSPIKE_WL=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1698159860277100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: Juan Quintela --- include/migration/vmstate.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h index 9821918631..c48cd8bb68 100644 --- a/include/migration/vmstate.h +++ b/include/migration/vmstate.h @@ -28,6 +28,7 @@ #define QEMU_VMSTATE_H =20 #include "hw/vmstate-if.h" +#include "qemu/error-report.h" =20 typedef struct VMStateInfo VMStateInfo; typedef struct VMStateField VMStateField; @@ -1226,6 +1227,11 @@ static inline int vmstate_register(VMStateIf *obj, i= nt instance_id, const VMStateDescription *vmsd, void *opaque) { + if (instance_id =3D=3D VMSTATE_INSTANCE_ID_ANY) { + error_report("vmstate_register: Invalid device: %s instance_id: %d= ", + vmsd->name, instance_id); + return -1; + } return vmstate_register_with_alias_id(obj, instance_id, vmsd, opaque, -1, 0, NULL); } --=20 2.41.0