usb: gadget: Update fusb300_udc to use usb_endpoint_descriptor inside the struct usb_ep

Remove redundant pointer to struct usb_endpoint_descriptor.

Signed-off-by: Ido Shayevitz <[e-mail]>
Signed-off-by: Felipe Balbi <[e-mail]>

drivers/usb/gadget/fusb300_udc.c

···
 	struct fusb300 *fusb300 = ep->fusb300;
 	struct fusb300_ep_info info;
 
-	ep->desc = desc;
+	ep->ep.desc = desc;
 
 	info.interval = 0;
 	info.addrofs = 0;
···
 	req->req.actual = 0;
 	req->req.status = -EINPROGRESS;
 
-	if (ep->desc == NULL) /* ep0 */
+	if (ep->ep.desc == NULL) /* ep0 */
 		ep0_queue(ep, req);
 	else if (request && !ep->stall)
 		enable_fifo_int(ep);

drivers/usb/gadget/fusb300_udc.h

···
 
 	unsigned char		epnum;
 	unsigned char		type;
-	const struct usb_endpoint_descriptor	*desc;
 };
 
 struct fusb300 {