ASoC: skip hw_free on codec dai for which the stream is invalid

Like for hw_params, hw_free should not be called on codec dai for
which the current stream is invalid.

Fixes: cde79035 ("ASoC: Handle multiple codecs with split playback / capture")
Signed-off-by: NJerome Brunet <jbrunet@baylibre.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/soc-pcm.c

@@ -1031,6 +1031,9 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream,
 
 codec_err:
 	for_each_rtd_codec_dai_rollback(rtd, i, codec_dai) {
+		if (!snd_soc_dai_stream_valid(codec_dai, substream->stream))
+			continue;
+
 		if (codec_dai->driver->ops->hw_free)
 			codec_dai->driver->ops->hw_free(substream, codec_dai);
 		codec_dai->rate = 0;
@@ -1088,6 +1091,9 @@ static int soc_pcm_hw_free(struct snd_pcm_substream *substream)
 
 	/* now free hw params for the DAIs  */
 	for_each_rtd_codec_dai(rtd, i, codec_dai) {
+		if (!snd_soc_dai_stream_valid(codec_dai, substream->stream))
+			continue;
+
 		if (codec_dai->driver->ops->hw_free)
 			codec_dai->driver->ops->hw_free(substream, codec_dai);
 	}