Commits
Shawn Lin committed ea984911334
spi: rockchip: check return value of dmaengine_prep_slave_sg We should check return value of dmaengine_prep_slave_sg, otherwise we take risk of null pointer. Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com> Signed-off-by: Mark Brown <broonie@kernel.org>