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GET /api/patches/2232328/?format=api
{ "id": 2232328, "url": "http://patchwork.ozlabs.org/api/patches/2232328/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260504-qom-tests-v2-4-ef7e3dc94f7a@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260504-qom-tests-v2-4-ef7e3dc94f7a@redhat.com>", "list_archive_url": null, "date": "2026-05-04T11:34:52", "name": "[v2,04/46] hw/pci-host/i440fx: handle NULL bus in pci-hole64 getters", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "026b13b028b4fd00909f646553d426cfd2be87f2", "submitter": { "id": 66774, "url": "http://patchwork.ozlabs.org/api/people/66774/?format=api", "name": "Marc-André Lureau", "email": "marcandre.lureau@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260504-qom-tests-v2-4-ef7e3dc94f7a@redhat.com/mbox/", "series": [ { "id": 502649, "url": "http://patchwork.ozlabs.org/api/series/502649/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=502649", "date": "2026-05-04T11:34:48", "name": "Fix various QOM object life-cycle issues", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/502649/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2232328/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2232328/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=JOXTFxOQ;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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a=openpgp-sha256; l=1937;\n i=marcandre.lureau@redhat.com; h=from:subject:message-id;\n bh=Vp9y54qI7ZUxlsGcdaDjRbl1VRjgkXVwo0pQvUFYFlU=;\n b=owEBbQKS/ZANAwAKAdro4Ql1lpzlAcsmYgBp+IRssfLPKs8rqp0fsRHkHmnUx86WnnRfRwN9f\n bXOVqUaXyKJAjMEAAEKAB0WIQSHqb2TP4fGBtJ29i3a6OEJdZac5QUCafiEbAAKCRDa6OEJdZac\n 5YYCD/9Q/zcoQSSHK4vK62Q3/QmID+/EXvrcdFy6HiQpHPyh7uxwT0UWNC2FuZewCnd6ODd6UWd\n EnJxmhs2wX47UOnp82q3UBDQwQUZuhEp7nz390K9c/PaC1Bq4nvlpgtfHIY9WUneWPkEGtaH2G+\n CIB9YvRqGzPwmIPwNeJlSDeyoieytoXnMiVI5ASVk42HHWb9l8eX4ysxdOtt1N8JIsi6OganlTm\n fPSaS/gI2N1IcTaiXIs1ya8lGB2J9rvfQ7m7rf9LoYCXiBQMd4do8zcf7xsZ2nq4+cAG0s54q76\n TEB1ltEXWU9n2gbpakZs2YLahoSenR3QrfCspA6iPu2aC2JcWiFDjwUQwGYizx32VSb375RNnHT\n vhyOArvBVjTwYjSys/vxUWxfs/OMhW2Am4bQ4WnMqZk9Fgq8cVHCWBxf7egTdhbzUGs7vVorEE2\n ZpAzNNVsNe/fqJGwSScK8hxG25KTSgeaTqrbs9BfdPpZEMrDzGzsU8eMrxCrMadSu83M3coOYrr\n W+36IPf1EF0rfarT4EZTXdKtrPS2QPnN+5sj6/1bnDJR4Z3kXoG+gv1F2kRsSzszQ0SkuRXfltl\n 1Cz3BbpRP/iXuhQd3lNP0bH/wH/0wWenIu8Pes+lr5n5f46bwzQDX22DTJw+1eVYRQqG9DeOe3m\n N+6Y/rrzNHQYgQg==", "X-Developer-Key": "i=marcandre.lureau@redhat.com; a=openpgp;\n fpr=87A9BD933F87C606D276F62DDAE8E10975969CE5", "X-Scanned-By": "MIMEDefang 3.4.1 on 10.30.177.93", "Received-SPF": "pass client-ip=170.10.129.124;\n envelope-from=marcandre.lureau@redhat.com;\n helo=us-smtp-delivery-124.mimecast.com", "X-Spam_score_int": "8", "X-Spam_score": "0.8", "X-Spam_bar": "/", "X-Spam_report": "(0.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.444,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_SBL_CSS=3.335, SPF_HELO_PASS=-0.001,\n SPF_PASS=-0.001 autolearn=no autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "When called on an unrealized i440FX host bridge (e.g. from\nqmp_qom_list_properties), h->bus is NULL since the root bus is only\ncreated during realize. Guard against this in both\npci_hole64_start and pci_hole64_end getters, reporting an error.\n\nSigned-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>\n---\n hw/pci-host/i440fx.c | 15 +++++++++++++--\n 1 file changed, 13 insertions(+), 2 deletions(-)", "diff": "diff --git a/hw/pci-host/i440fx.c b/hw/pci-host/i440fx.c\nindex e7d638b296c..c1982f7962a 100644\n--- a/hw/pci-host/i440fx.c\n+++ b/hw/pci-host/i440fx.c\n@@ -189,8 +189,14 @@ static void i440fx_pcihost_get_pci_hole64_start(Object *obj, Visitor *v,\n const char *name,\n void *opaque, Error **errp)\n {\n- uint64_t hole64_start = i440fx_pcihost_get_pci_hole64_start_value(obj);\n+ PCIHostState *h = PCI_HOST_BRIDGE(obj);\n+ uint64_t hole64_start;\n \n+ if (!h->bus) {\n+ error_setg(errp, \"PCI host bridge not realized\");\n+ return;\n+ }\n+ hole64_start = i440fx_pcihost_get_pci_hole64_start_value(obj);\n visit_type_uint64(v, name, &hole64_start, errp);\n }\n \n@@ -206,10 +212,15 @@ static void i440fx_pcihost_get_pci_hole64_end(Object *obj, Visitor *v,\n {\n PCIHostState *h = PCI_HOST_BRIDGE(obj);\n I440FXState *s = I440FX_PCI_HOST_BRIDGE(obj);\n- uint64_t hole64_start = i440fx_pcihost_get_pci_hole64_start_value(obj);\n+ uint64_t hole64_start;\n Range w64;\n uint64_t value, hole64_end;\n \n+ if (!h->bus) {\n+ error_setg(errp, \"PCI host bridge not realized\");\n+ return;\n+ }\n+ hole64_start = i440fx_pcihost_get_pci_hole64_start_value(obj);\n pci_bus_get_w64_range(h->bus, &w64);\n value = range_is_empty(&w64) ? 0 : range_upb(&w64) + 1;\n hole64_end = ROUND_UP(hole64_start + s->pci_hole64_size, 1ULL << 30);\n", "prefixes": [ "v2", "04/46" ] }