USB: usb-skeleton: use anchors in pre/post reset

	return 0;

}

static int skel_pre_reset(struct usb_interface *intf)

{

	struct usb_skel *dev = usb_get_intfdata(intf);

	mutex_lock(&dev->io_mutex);

	skel_draw_down(dev);

	return 0;

}

static int skel_post_reset(struct usb_interface *intf)

{

	struct usb_skel *dev = usb_get_intfdata(intf);

	/* we are sure no URBs are active - no locking needed */

	dev->errors = -EPIPE;

	mutex_unlock(&dev->io_mutex);

	return 0;

}

static struct usb_driver skel_driver = {

	.name =		"skeleton",

	.probe =	skel_probe,

	.disconnect =	skel_disconnect,

	.suspend =	skel_suspend,

	.resume =	skel_resume,

	.pre_reset =	skel_pre_reset,

	.post_reset =	skel_post_reset,

	.id_table =	skel_table,

	.supports_autosuspend = 1,

};