ASoC: simple-card: fix the cinfo error check

If the dt is used and the cinfo is NULL, the -ENOMEM should be return.

Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --cc sound/soc/generic/simple-card.c
Simple merge