From: Felipe Balbi felipe.balbi@linux.intel.com
If last packet is short, we shouldn't write req->length bytes to non-volatile media, we should write only what's available to us, which is held in req->actual.
Signed-off-by: Felipe Balbi felipe.balbi@linux.intel.com Signed-off-by: Andy Shevchenko andriy.shevchenko@linux.intel.com --- drivers/usb/gadget/f_dfu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/f_dfu.c b/drivers/usb/gadget/f_dfu.c index 8e7c981657..64cdfa7c98 100644 --- a/drivers/usb/gadget/f_dfu.c +++ b/drivers/usb/gadget/f_dfu.c @@ -159,7 +159,7 @@ static void dnload_request_complete(struct usb_ep *ep, struct usb_request *req) int ret;
ret = dfu_write(dfu_get_entity(f_dfu->altsetting), req->buf, - req->length, f_dfu->blk_seq_num); + req->actual, f_dfu->blk_seq_num); if (ret) { f_dfu->dfu_status = DFU_STATUS_errUNKNOWN; f_dfu->dfu_state = DFU_STATE_dfuERROR;