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bh=gvf+NuZKEgoIDtlGvhFH6oRIyWOBESwNssKiFmLd5IM=; b=ejLgkzyAF3s7iaCtXpbaHEWBycJ8s/RN1eg/nS1QacXgHg75SVeH+Djijgtmec9ixZd+xU +2DB1U7MSuwpa4l6I/KaGYkfGQwYj3whfMGRPD5v/FvCDEzdwTSLAEWCeq3AjijmPug+xz fmhbdASOc8+Tk/sM+w47yq3U8f2AqUI= X-MC-Unique: U_nfTuEwOl-AKwG3n3L7xg-1 From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 22/24] qdev: Assert devices are plugged into a bus that can take them Date: Mon, 18 May 2020 07:04:06 +0200 Message-Id: <20200518050408.4579-23-armbru@redhat.com> In-Reply-To: <20200518050408.4579-1-armbru@redhat.com> References: <20200518050408.4579-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable 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=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/17 22:52:27 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] 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_H2=-0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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: , Cc: pbonzini@redhat.com, berrange@redhat.com, ehabkost@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" This would have caught some of the bugs I just fixed. Signed-off-by: Markus Armbruster Reviewed-by: Mark Cave-Ayland --- hw/core/qdev.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/core/qdev.c b/hw/core/qdev.c index 9e5538aeae..0df995eb94 100644 --- a/hw/core/qdev.c +++ b/hw/core/qdev.c @@ -97,6 +97,11 @@ static void bus_add_child(BusState *bus, DeviceState *ch= ild) void qdev_set_parent_bus(DeviceState *dev, BusState *bus) { BusState *old_parent_bus =3D dev->parent_bus; + DeviceClass *dc =3D DEVICE_GET_CLASS(dev); + + assert(dc->bus_type + ? bus && object_dynamic_cast(OBJECT(bus), dc->bus_type) + : !bus); =20 if (old_parent_bus) { trace_qdev_update_parent_bus(dev, object_get_typename(OBJECT(dev)), --=20 2.21.1