diff --git a/hw/usb/bus.c b/hw/usb/bus.c
index 76fda41..796769f 100644
--- a/hw/usb/bus.c
+++ b/hw/usb/bus.c
@@ -100,19 +100,6 @@
     QTAILQ_REMOVE(&busses, bus, next);
 }
 
-USBBus *usb_bus_find(int busnr)
-{
-    USBBus *bus;
-
-    if (-1 == busnr)
-        return QTAILQ_FIRST(&busses);
-    QTAILQ_FOREACH(bus, &busses, next) {
-        if (bus->busnr == busnr)
-            return bus;
-    }
-    return NULL;
-}
-
 static void usb_device_realize(USBDevice *dev, Error **errp)
 {
     USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev);
@@ -643,7 +630,7 @@
 /* handle legacy -usbdevice cmd line option */
 USBDevice *usbdevice_create(const char *driver)
 {
-    USBBus *bus = usb_bus_find(-1 /* any */);
+    USBBus *bus = QTAILQ_FIRST(&busses);
     LegacyUSBFactory *f = NULL;
     Error *err = NULL;
     GSList *i;
diff --git a/include/hw/usb.h b/include/hw/usb.h
index cfeead2..d46d967 100644
--- a/include/hw/usb.h
+++ b/include/hw/usb.h
@@ -498,7 +498,6 @@
 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)(void));
 USBDevice *usbdevice_create(const char *cmdline);