spi: core: Validate length of the transfers in message

SPI transfer length should be multiple of SPI word size,
where SPI word size should be power-of-two multiple

Signed-off-by: Ivan T. Ivanov <iivanov@mm-sol.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Ivan T. Ivanov 2014-02-20 12:02:08 +02:00 • committed by Mark Brown
commit 4d94bd21b3