Commits
Ricardo Ribalda Delgado committed c30929415a3
spi/xilinx: Make spi_tx and spi_rx simmetric spi_rx handles the case where the buffer is null. Nevertheless spi_tx did not handle it, and was handled by the caller function. Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> Signed-off-by: Mark Brown <broonie@kernel.org>