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authorPhilippe Mathieu-Daudé <philmd@linaro.org>2023-10-18 14:34:42 +0200
committerPhilippe Mathieu-Daudé <philmd@linaro.org>2023-10-19 23:13:28 +0200
commit840b4495ef5c2d90d75f3f0d00d9018146f27d8e (patch)
treeed095252089b1c4dadabc8a231721e006388c6f9 /hw
parent675d717b9ee2d8dea9cfdca9aa69ed97d8bc54d3 (diff)
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hw/s390x/css-bridge: Realize sysbus device before accessing it
qbus_new() should not be called on unrealized device. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Message-Id: <20231019071611.98885-10-philmd@linaro.org>
Diffstat (limited to 'hw')
-rw-r--r--hw/s390x/css-bridge.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/hw/s390x/css-bridge.c b/hw/s390x/css-bridge.c
index 4017081..15d26ef 100644
--- a/hw/s390x/css-bridge.c
+++ b/hw/s390x/css-bridge.c
@@ -95,7 +95,6 @@ static const TypeInfo virtual_css_bus_info = {
VirtualCssBus *virtual_css_bus_init(void)
{
- VirtualCssBus *cbus;
BusState *bus;
DeviceState *dev;
@@ -103,19 +102,19 @@ VirtualCssBus *virtual_css_bus_init(void)
dev = qdev_new(TYPE_VIRTUAL_CSS_BRIDGE);
object_property_add_child(qdev_get_machine(), TYPE_VIRTUAL_CSS_BRIDGE,
OBJECT(dev));
- sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
/* Create bus on bridge device */
bus = qbus_new(TYPE_VIRTUAL_CSS_BUS, dev, "virtual-css");
- cbus = VIRTUAL_CSS_BUS(bus);
/* Enable hotplugging */
qbus_set_hotplug_handler(bus, OBJECT(dev));
+ sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
+
css_register_io_adapters(CSS_IO_ADAPTER_VIRTIO, true, false,
0, &error_abort);
- return cbus;
+ return VIRTUAL_CSS_BUS(bus);
}
/***************** Virtual-css Bus Bridge Device ********************/