ASoC: wm8985: Convert to devm_kzalloc()

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8985.c b/sound/soc/codecs/wm8985.c
index c0c86b3..e62a4c55 100644
--- a/sound/soc/codecs/wm8985.c
+++ b/sound/soc/codecs/wm8985.c
@@ -1079,7 +1079,7 @@
 	struct wm8985_priv *wm8985;
 	int ret;
 
-	wm8985 = kzalloc(sizeof *wm8985, GFP_KERNEL);
+	wm8985 = devm_kzalloc(&spi->dev, sizeof *wm8985, GFP_KERNEL);
 	if (!wm8985)
 		return -ENOMEM;
 
@@ -1088,15 +1088,12 @@
 
 	ret = snd_soc_register_codec(&spi->dev,
 				     &soc_codec_dev_wm8985, &wm8985_dai, 1);
-	if (ret < 0)
-		kfree(wm8985);
 	return ret;
 }
 
 static int __devexit wm8985_spi_remove(struct spi_device *spi)
 {
 	snd_soc_unregister_codec(&spi->dev);
-	kfree(spi_get_drvdata(spi));
 	return 0;
 }
 
@@ -1117,7 +1114,7 @@
 	struct wm8985_priv *wm8985;
 	int ret;
 
-	wm8985 = kzalloc(sizeof *wm8985, GFP_KERNEL);
+	wm8985 = devm_kzalloc(&i2c->dev, sizeof *wm8985, GFP_KERNEL);
 	if (!wm8985)
 		return -ENOMEM;
 
@@ -1126,15 +1123,12 @@
 
 	ret = snd_soc_register_codec(&i2c->dev,
 				     &soc_codec_dev_wm8985, &wm8985_dai, 1);
-	if (ret < 0)
-		kfree(wm8985);
 	return ret;
 }
 
 static __devexit int wm8985_i2c_remove(struct i2c_client *client)
 {
 	snd_soc_unregister_codec(&client->dev);
-	kfree(i2c_get_clientdata(client));
 	return 0;
 }