usb: Pass size to usb_bus_new()

To be passed to qbus_create_inplace().

Use DEVICE() cast to avoid a direct parent field access.

Reviewed-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/hw/usb/bus.c b/hw/usb/bus.c
index f83d1de6cd..6aee26239e 100644
--- a/hw/usb/bus.c
+++ b/hw/usb/bus.c
@@ -67,7 +67,8 @@ const VMStateDescription vmstate_usb_device = {
     }
 };
 
-void usb_bus_new(USBBus *bus, USBBusOps *ops, DeviceState *host)
+void usb_bus_new(USBBus *bus, size_t bus_size,
+                 USBBusOps *ops, DeviceState *host)
 {
     qbus_create_inplace(&bus->qbus, TYPE_USB_BUS, host, NULL);
     bus->ops = ops;