usb: udc-core: set gadget state as not attached after unloading module

Set gadget state as "not attached" after unloading gadget module, or
its state will be unchanged after we unload gadget module.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/udc-core.c b/drivers/usb/gadget/udc-core.c
index 27768a7d986a7f84e66d510be82cab2c513c7367..b0d98172bc0740dddb7da60eb210c0787aeb7a7b 100644 (file)
--- a/drivers/usb/gadget/udc-core.c
+++ b/drivers/usb/gadget/udc-core.c
@@ -428,6 +428,8 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
        list_for_each_entry(udc, &udc_list, list)
                if (udc->driver == driver) {
                        usb_gadget_remove_driver(udc);
+                       usb_gadget_set_state(udc->gadget,
+                                       USB_STATE_NOTATTACHED);
                        ret = 0;
                        break;
                }