struct ad193x_priv *ad193x;
        int ret;
 
-       ad193x = kzalloc(sizeof(struct ad193x_priv), GFP_KERNEL);
+       ad193x = devm_kzalloc(&spi->dev, sizeof(struct ad193x_priv),
+                             GFP_KERNEL);
        if (ad193x == NULL)
                return -ENOMEM;
 
        ad193x->regmap = regmap_init_spi(spi, &ad193x_spi_regmap_config);
        if (IS_ERR(ad193x->regmap)) {
                ret = PTR_ERR(ad193x->regmap);
-               goto err_free;
+               goto err_out;
        }
 
        spi_set_drvdata(spi, ad193x);
 
 err_regmap_exit:
        regmap_exit(ad193x->regmap);
-err_free:
-       kfree(ad193x);
-
+err_out:
        return ret;
 }
 
 
        snd_soc_unregister_codec(&spi->dev);
        regmap_exit(ad193x->regmap);
-       kfree(ad193x);
        return 0;
 }
 
        struct ad193x_priv *ad193x;
        int ret;
 
-       ad193x = kzalloc(sizeof(struct ad193x_priv), GFP_KERNEL);
+       ad193x = devm_kzalloc(&client->dev, sizeof(struct ad193x_priv),
+                             GFP_KERNEL);
        if (ad193x == NULL)
                return -ENOMEM;
 
        ad193x->regmap = regmap_init_i2c(client, &ad193x_i2c_regmap_config);
        if (IS_ERR(ad193x->regmap)) {
                ret = PTR_ERR(ad193x->regmap);
-               goto err_free;
+               goto err_out;
        }
 
        i2c_set_clientdata(client, ad193x);
 
 err_regmap_exit:
        regmap_exit(ad193x->regmap);
-err_free:
-       kfree(ad193x);
+err_out:
        return ret;
 }
 
 
        snd_soc_unregister_codec(&client->dev);
        regmap_exit(ad193x->regmap);
-       kfree(ad193x);
        return 0;
 }