ASoC: ti: j721e-evm: Fix unbalanced domain activity tracking during startup

In case of an error within j721e_audio_startup() the domain->active must
be decremented to avoid unbalanced counter.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@gmail.com>
Link: https://lore.kernel.org/r/20210717122820.1467-2-peter.ujfalusi@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: ujfalusi

sound/soc/ti/j721e-evm.c

@@ -278,23 +278,29 @@ static int j721e_audio_startup(struct snd_pcm_substream *substream)
 					  j721e_rule_rate, &priv->rate_range,
 					  SNDRV_PCM_HW_PARAM_RATE, -1);
 
-	mutex_unlock(&priv->mutex);
 
 	if (ret)
-		return ret;
+		goto out;
 
 	/* Reset TDM slots to 32 */
 	ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 32);
 	if (ret && ret != -ENOTSUPP)
-		return ret;
+		goto out;
 
 	for_each_rtd_codec_dais(rtd, i, codec_dai) {
 		ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 2, 32);
 		if (ret && ret != -ENOTSUPP)
-			return ret;
+			goto out;
 	}
 
-	return 0;
+	if (ret == -ENOTSUPP)
+		ret = 0;
+out:
+	if (ret)
+		domain->active--;
+	mutex_unlock(&priv->mutex);
+
+	return ret;
 }
 
 static int j721e_audio_hw_params(struct snd_pcm_substream *substream,