ASoC: core: use snd_soc_register_dais() on codec

snd_soc_register_dais() considers dai counts inside.
snd_soc_register_codec() does not need to care for it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/soc-core.c

@@ -4086,11 +4086,10 @@ int snd_soc_register_codec(struct device *dev,
 	mutex_unlock(&client_mutex);
 
 	/* register any DAIs */
-	if (num_dai) {
-		ret = snd_soc_register_dais(dev, dai_drv, num_dai);
-		if (ret < 0)
-			dev_err(codec->dev, "ASoC: Failed to regster"
-				" DAIs: %d\n", ret);
+	ret = snd_soc_register_dais(dev, dai_drv, num_dai);
+	if (ret < 0) {
+		dev_err(codec->dev, "ASoC: Failed to regster DAIs: %d\n", ret);
+		goto fail_codec_name;
 	}
 
 	dev_dbg(codec->dev, "ASoC: Registered codec '%s'\n", codec->name);
@@ -4112,7 +4111,6 @@ EXPORT_SYMBOL_GPL(snd_soc_register_codec);
 void snd_soc_unregister_codec(struct device *dev)
 {
 	struct snd_soc_codec *codec;
-	int i;
 
 	list_for_each_entry(codec, &codec_list, list) {
 		if (dev == codec->dev)
@@ -4121,9 +4119,7 @@ void snd_soc_unregister_codec(struct device *dev)
 	return;
 
 found:
-	if (codec->num_dai)
-		for (i = 0; i < codec->num_dai; i++)
-			snd_soc_unregister_dai(dev);
+	snd_soc_unregister_dais(dev, codec->num_dai);
 
 	mutex_lock(&client_mutex);
 	list_del(&codec->list);