ASoC: soc-pcm: add missing cpu_dai->rate = 0

Codec side is setting codec_dai->rate = 0 when error case
at soc_pcm_hw_params(), but there is not such setting for CPU side.
This patch adds it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-pcm.c

@@ -1027,6 +1027,7 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream,
 
 	if (cpu_dai->driver->ops->hw_free)
 		cpu_dai->driver->ops->hw_free(substream, cpu_dai);
+	cpu_dai->rate = 0;
 
 interface_err:
 	i = rtd->num_codecs;