386 		struct urb *tx_urb;  in usbd_tx_complete()  local
389 		if ((tx_urb = endpoint->tx_urb)) {  in usbd_tx_complete()
394 			if( (endpoint->tx_urb->actual_length - endpoint->sent) <= 0 ) {  in usbd_tx_complete()
395 				tx_urb->actual_length = 0;  in usbd_tx_complete()
400 				urb_detach(tx_urb);  in usbd_tx_complete()
401 				urb_append(&endpoint->done, tx_urb);  in usbd_tx_complete()
405 				endpoint->tx_urb = first_urb_detached(&endpoint->tx);  in usbd_tx_complete()
406 				if( endpoint->tx_urb ) {  in usbd_tx_complete()
410 				if( !endpoint->tx_urb ) {  in usbd_tx_complete()
412 					endpoint->tx_urb = first_urb_detached(&endpoint->done);  in usbd_tx_complete()
414 				if( !endpoint->tx_urb ) {  in usbd_tx_complete()
416 					endpoint->tx_urb = usbd_alloc_urb(tx_urb->device, endpoint);  in usbd_tx_complete()