virtio-x-bus: force bus name to virtio-bus.

When the proxy id is set, this bus takes the name "id.0" which is expected
to be the virtio-device's first bus.

So force this name to "virtio-bus" as it is an internal bus.

Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Tested-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Message-id: 1367330931-12994-2-git-send-email-fred.konrad@greensocs.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index 41bb41e..070df44 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1474,7 +1474,10 @@
 {
     DeviceState *qdev = DEVICE(dev);
     BusState *qbus;
-    qbus_create_inplace((BusState *)bus, TYPE_VIRTIO_PCI_BUS, qdev, NULL);
+    char virtio_bus_name[] = "virtio-bus";
+
+    qbus_create_inplace((BusState *)bus, TYPE_VIRTIO_PCI_BUS, qdev,
+                        virtio_bus_name);
     qbus = BUS(bus);
     qbus->allow_hotplug = 1;
 }