static void dwc2_free_dma_aligned_buffer(struct urb *urb)
{
void *stored_xfer_buffer;
+ size_t length;
if (!(urb->transfer_flags & URB_ALIGNED_TEMP_BUFFER))
return;
memcpy(&stored_xfer_buffer, urb->transfer_buffer +
urb->transfer_buffer_length, sizeof(urb->transfer_buffer));
- if (usb_urb_dir_in(urb))
- memcpy(stored_xfer_buffer, urb->transfer_buffer,
- urb->transfer_buffer_length);
+ if (usb_urb_dir_in(urb)) {
+ if (usb_pipeisoc(urb->pipe))
+ length = urb->transfer_buffer_length;
+ else
+ length = urb->actual_length;
+
+ memcpy(stored_xfer_buffer, urb->transfer_buffer, length);
+ }
kfree(urb->transfer_buffer);
urb->transfer_buffer = stored_xfer_buffer;