4 files changed, 4 insertions, 4 deletions
diff --git a/hw/s390x/ap-bridge.c b/hw/s390x/ap-bridge.c
index 974c97f454..c4e3188ad6 100644
--- a/hw/s390x/ap-bridge.c
+++ b/hw/s390x/ap-bridge.c
@@ -52,7 +52,7 @@ void s390_init_ap(void)
     dev = qdev_new(TYPE_AP_BRIDGE);
     object_property_add_child(qdev_get_machine(), TYPE_AP_BRIDGE,
                               OBJECT(dev));
-    qdev_realize_and_unref(dev, NULL, &error_fatal);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
 
     /* Create bus on bridge device */
     bus = qbus_create(TYPE_AP_BUS, dev, TYPE_AP_BUS);
diff --git a/hw/s390x/css-bridge.c b/hw/s390x/css-bridge.c
index a0dd2da0b8..e37a54d3f2 100644
--- a/hw/s390x/css-bridge.c
+++ b/hw/s390x/css-bridge.c
@@ -104,7 +104,7 @@ 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));
-    qdev_realize_and_unref(dev, NULL, &error_fatal);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
 
     /* Create bus on bridge device */
     bus = qbus_create(TYPE_VIRTUAL_CSS_BUS, dev, "virtual-css");
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index fb68c5a437..201f9604fe 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -272,7 +272,7 @@ static void ccw_init(MachineState *machine)
     dev = qdev_new(TYPE_S390_PCI_HOST_BRIDGE);
     object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE,
                               OBJECT(dev));
-    qdev_realize_and_unref(dev, NULL, &error_fatal);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
 
     /* register hypercalls */
     virtio_ccw_register_hcalls();
diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c
index 40e27a8cb4..b66afb35c8 100644
--- a/hw/s390x/sclp.c
+++ b/hw/s390x/sclp.c
@@ -338,7 +338,7 @@ static void sclp_realize(DeviceState *dev, Error **errp)
      * as we can't find a fitting bus via the qom tree, we have to add the
      * event facility to the sysbus, so e.g. a sclp console can be created.
      */
-    qdev_realize(DEVICE(sclp->event_facility), NULL, &err);
+    sysbus_realize(SYS_BUS_DEVICE(sclp->event_facility), &err);
     if (err) {
         goto out;
     }