Fix dma_controller_create() fail path in case memory resource is
missing.
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NVirupax Sadashivpetimath <virupax.sadashivpetimath@stericsson.com>
Signed-off-by: NFabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: NFelipe Balbi <balbi@ti.com>