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-rw-r--r--hw/acpi/piix4.c2
-rw-r--r--hw/core/bus.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 6d99fe407c..a553a7e110 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -440,6 +440,8 @@ static void piix4_update_bus_hotplug(PCIBus *pci_bus, void *opaque)
{
PIIX4PMState *s = opaque;
+ /* pci_bus cannot outlive PIIX4PMState, because /machine keeps it alive
+ * and it's not hot-unpluggable */
qbus_set_hotplug_handler(BUS(pci_bus), DEVICE(s), &error_abort);
}
diff --git a/hw/core/bus.c b/hw/core/bus.c
index cf383fc1af..4651f24486 100644
--- a/hw/core/bus.c
+++ b/hw/core/bus.c
@@ -197,7 +197,7 @@ static void qbus_initfn(Object *obj)
TYPE_HOTPLUG_HANDLER,
(Object **)&bus->hotplug_handler,
object_property_allow_set_link,
- OBJ_PROP_LINK_UNREF_ON_RELEASE,
+ 0,
NULL);
object_property_add_bool(obj, "realized",
bus_get_realized, bus_set_realized, NULL);