ASoC: cirrus: ep93xx-i2s.c: use devm_snd_soc_register_component()

We have devm_xxx version of snd_soc_register_component,
let's use it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/cirrus/ep93xx-i2s.c

@@ -473,19 +473,17 @@ static int ep93xx_i2s_probe(struct platform_device *pdev)
 
 	dev_set_drvdata(&pdev->dev, info);
 
-	err = snd_soc_register_component(&pdev->dev, &ep93xx_i2s_component,
+	err = devm_snd_soc_register_component(&pdev->dev, &ep93xx_i2s_component,
 					 &ep93xx_i2s_dai, 1);
 	if (err)
 		goto fail_put_lrclk;
 
 	err = devm_ep93xx_pcm_platform_register(&pdev->dev);
 	if (err)
-		goto fail_unregister;
+		goto fail_put_lrclk;
 
 	return 0;
 
-fail_unregister:
-	snd_soc_unregister_component(&pdev->dev);
 fail_put_lrclk:
 	clk_put(info->lrclk);
 fail_put_sclk:
@@ -500,7 +498,6 @@ static int ep93xx_i2s_remove(struct platform_device *pdev)
 {
 	struct ep93xx_i2s_info *info = dev_get_drvdata(&pdev->dev);
 
-	snd_soc_unregister_component(&pdev->dev);
 	clk_put(info->lrclk);
 	clk_put(info->sclk);
 	clk_put(info->mclk);