ASoC: da7210: Use devm_regmap_init_i2c()

devm_regmap_init_i2c() is device managed and makes error
handling and code cleanup simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/da7210.c

@@ -1231,7 +1231,7 @@ static int __devinit da7210_i2c_probe(struct i2c_client *i2c,
 
 	i2c_set_clientdata(i2c, da7210);
 
-	da7210->regmap = regmap_init_i2c(i2c, &da7210_regmap_config_i2c);
+	da7210->regmap = devm_regmap_init_i2c(i2c, &da7210_regmap_config_i2c);
 	if (IS_ERR(da7210->regmap)) {
 		ret = PTR_ERR(da7210->regmap);
 		dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
@@ -1245,24 +1245,15 @@ static int __devinit da7210_i2c_probe(struct i2c_client *i2c,
 
 	ret =  snd_soc_register_codec(&i2c->dev,
 			&soc_codec_dev_da7210, &da7210_dai, 1);
-	if (ret < 0) {
+	if (ret < 0)
 		dev_err(&i2c->dev, "Failed to register codec: %d\n", ret);
-		goto err_regmap;
-	}
-	return ret;
-
-err_regmap:
-	regmap_exit(da7210->regmap);
 
 	return ret;
 }
 
 static int __devexit da7210_i2c_remove(struct i2c_client *client)
 {
-	struct da7210_priv *da7210 = i2c_get_clientdata(client);
-
 	snd_soc_unregister_codec(&client->dev);
-	regmap_exit(da7210->regmap);
 	return 0;
 }