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authorZhenzhong Duan <zhenzhong.duan@intel.com>2025-06-11 10:42:28 +0800
committerCédric Le Goater <clg@redhat.com>2025-06-11 14:01:58 +0200
commit6c4f752ea7c57b9782da0669599659a9d63df431 (patch)
tree91ca6bfbaa0888e06ea749ac7cbbc3f4641db3f5 /hw/vfio/pci.c
parent144227dbc46f82d76de065e507a256a4d723b9e4 (diff)
downloadfocaccia-qemu-6c4f752ea7c57b9782da0669599659a9d63df431.tar.gz
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vfio/pci: Fix instance_size of VFIO_PCI_BASE
Currently the final instance_size of VFIO_PCI_BASE is sizeof(PCIDevice).
It should be sizeof(VFIOPCIDevice), VFIO_PCI uses same structure as
base class VFIO_PCI_BASE, so no need to set its instance_size explicitly.

This isn't catastrophic only because VFIO_PCI_BASE is an abstract class.

Fixes: d4e392d0a99b ("vfio: add vfio-pci-base class")
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: John Levon <john.levon@nutanix.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/qemu-devel/20250611024228.423666-1-zhenzhong.duan@intel.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'hw/vfio/pci.c')
-rw-r--r--hw/vfio/pci.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index b1250d85bf..6748f4e876 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -3425,7 +3425,7 @@ static void vfio_pci_base_dev_class_init(ObjectClass *klass, const void *data)
 static const TypeInfo vfio_pci_base_dev_info = {
     .name = TYPE_VFIO_PCI_BASE,
     .parent = TYPE_PCI_DEVICE,
-    .instance_size = 0,
+    .instance_size = sizeof(VFIOPCIDevice),
     .abstract = true,
     .class_init = vfio_pci_base_dev_class_init,
     .interfaces = (const InterfaceInfo[]) {
@@ -3647,7 +3647,6 @@ static void vfio_pci_dev_class_init(ObjectClass *klass, const void *data)
 static const TypeInfo vfio_pci_dev_info = {
     .name = TYPE_VFIO_PCI,
     .parent = TYPE_VFIO_PCI_BASE,
-    .instance_size = sizeof(VFIOPCIDevice),
     .class_init = vfio_pci_dev_class_init,
     .instance_init = vfio_instance_init,
     .instance_finalize = vfio_instance_finalize,