tree 601794804a0b4865fc9e416b89ed502646489f18
parent 8eadb56d6830f169fd225a59e0e27dd97fc762c1
author Geert Uytterhoeven <geert+renesas@glider.be> 1440180177 +0200
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1443976428 +0100

serial: sh-sci: Don't call sci_dma_rx_push() if no data has arrived

On receive DMA time-out, avoid calling sci_dma_rx_push() if no data was
transferred by the timed out DMA request.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>