linux-phytec-fsl

spi: fsl-espi: change return type of fsl_espi_setup_transfer to void

fsl_espi_setup_transfer always returns 0, so change the return type
to void.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>