/* This function will set usb device string description. */
rt_err_t rt_usbd_device_set_string(udevice_t device, const char **ustring)
/* This function will set usb device string description. */
rt_err_t rt_usbd_device_set_string(udevice_t device, const char **ustring)
{
    RT_ASSERT(device != RT_NULL);
    RT_ASSERT(ustring != RT_NULL);
    device->str = ustring;
    return RT_EOK;
}