'res' will be automatically checked inside devm_ioremap_resource(), so there is
no need to explicitly perform a NULL check.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Acked-by: NJingchang Lu <jingchang.lu@freescale.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>