/* Flushes an endpoint of the Low Level Driver.  */
USBD_StatusTypeDef USBD_LL_FlushEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
/* Flushes an endpoint of the Low Level Driver.  */
USBD_StatusTypeDef USBD_LL_FlushEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
  HAL_PCD_EP_Flush(pdev->pData, ep_addr);
  return USBD_OK; 
}