ASoC: rsnd: Add check for rsnd_mod_power_on

As rsnd_mod_power_on() can return negative numbers,
it should be better to check the return value and
deal with the exception.

Fixes: e7d850dd

 ("ASoC: rsnd: use mod base common method on SSI-parent")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/20220902013030.3691266-1-jiasheng@iscas.ac.cn
Signed-off-by: Mark Brown <broonie@kernel.org>