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-rw-r--r--hw/usb/bus.c7
-rw-r--r--include/hw/usb.h1
2 files changed, 8 insertions, 0 deletions
diff --git a/hw/usb/bus.c b/hw/usb/bus.c
index 516fb52993..c7c4dadedd 100644
--- a/hw/usb/bus.c
+++ b/hw/usb/bus.c
@@ -87,6 +87,13 @@ void usb_bus_new(USBBus *bus, size_t bus_size,
QTAILQ_INSERT_TAIL(&busses, bus, next);
}
+void usb_bus_release(USBBus *bus)
+{
+ assert(next_usb_bus > 0);
+
+ QTAILQ_REMOVE(&busses, bus, next);
+}
+
USBBus *usb_bus_find(int busnr)
{
USBBus *bus;
diff --git a/include/hw/usb.h b/include/hw/usb.h
index 223a5aef8f..6b32a3bb70 100644
--- a/include/hw/usb.h
+++ b/include/hw/usb.h
@@ -529,6 +529,7 @@ struct USBBusOps {
void usb_bus_new(USBBus *bus, size_t bus_size,
USBBusOps *ops, DeviceState *host);
+void usb_bus_release(USBBus *bus);
USBBus *usb_bus_find(int busnr);
void usb_legacy_register(const char *typename, const char *usbdevice_name,
USBDevice *(*usbdevice_init)(USBBus *bus,