snd_soc_component_update_bits() may return 1 if operation
was successful and the value of the register changed.
Return a non-zero in ak4458_rstn_control for an error only.
Signed-off-by: NShengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: NViorel Suman <viorel.suman@nxp.com>
Reviewed-by: NDaniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: NMark Brown <broonie@kernel.org>