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Tsirkin" , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= Subject: [PATCH v2 06/32] system: check security for machine types Date: Fri, 26 Sep 2025 15:01:17 +0100 Message-ID: <20250926140144.1998694-7-berrange@redhat.com> In-Reply-To: <20250926140144.1998694-1-berrange@redhat.com> References: <20250926140144.1998694-1-berrange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 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=berrange@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, 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_PASS=-0.001, T_SPF_HELO_TEMPERROR=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: , 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: 1758895476106116600 This wires up the machine creation code to apply the compat policy security check. Signed-off-by: Daniel P. Berrang=C3=A9 --- system/vl.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/system/vl.c b/system/vl.c index 38c6caf524..716bf6d490 100644 --- a/system/vl.c +++ b/system/vl.c @@ -2182,10 +2182,19 @@ static void qemu_create_machine_containers(Object *= machine) } } =20 -static void qemu_create_machine(QDict *qdict) +static int qemu_create_machine(QDict *qdict) { MachineClass *machine_class =3D select_machine(qdict, &error_fatal); object_set_machine_compat_props(machine_class->compat_props); + Error *local_err; + + if (!compat_policy_check_security(&compat_policy, + object_class_get_name(OBJECT_CLASS(m= achine_class)), + object_class_is_secure(OBJECT_CLASS(= machine_class)), + &local_err)) { + error_report_err(local_err); + return -1; + } =20 current_machine =3D MACHINE(object_new_with_class(OBJECT_CLASS(machine= _class))); object_property_add_child(object_get_root(), "machine", @@ -2222,6 +2231,8 @@ static void qemu_create_machine(QDict *qdict) false, &error_abort); qobject_unref(default_opts); } + + return 0; } =20 static int global_init_func(void *opaque, QemuOpts *opts, Error **errp) @@ -3763,7 +3774,9 @@ void qemu_init(int argc, char **argv) /* Transfer QemuOpts options into machine options */ parse_memory_options(); =20 - qemu_create_machine(machine_opts_dict); + if (qemu_create_machine(machine_opts_dict) < 0) { + exit(1); + } =20 /* * Load incoming CPR state before any devices are created, because it --=20 2.50.1