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 9ce0b135c8c8823026dbf9423d0fdb6251b23b67..38913eac6e7c9c731eecb90a5f4efbd27f200998 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;
                }