/* Fill up Data Transfer EP pointers */
wa->dti_epd = &iface->cur_altsetting->endpoint[1].desc;
wa->dto_epd = &iface->cur_altsetting->endpoint[2].desc;
- wa->xfer_result_size = le16_to_cpu(wa->dti_epd->wMaxPacketSize);
+ wa->xfer_result_size = usb_endpoint_maxp(wa->dti_epd);
wa->xfer_result = kmalloc(wa->xfer_result_size, GFP_KERNEL);
if (wa->xfer_result == NULL)
goto error_xfer_result_alloc;