--- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c +++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c @@ -738,6 +738,11 @@ static int update_urb_state_xfer_comp(dw DWC_OTG_HC_XFER_COMPLETE, &short_read); + if (urb->actual_length + xfer_length > urb->length) { + /* dev_warn(hsotg->dev, "%s(): trimming xfer length\n", __func__);*/ + xfer_length = urb->length - urb->actual_length; + } + /* non DWORD-aligned buffer case handling. */ if (hc->align_buff && xfer_length && hc->ep_is_in) { dwc_memcpy(urb->buf + urb->actual_length, hc->qh->dw_align_buf,