hwmon: (wm831x-hwmon) Convert to use devm_ functions
Convert to use devm_ functions to reduce code size and simplify the code. Cc: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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1 changed files with 3 additions and 6 deletions
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@ -163,7 +163,8 @@ static int __devinit wm831x_hwmon_probe(struct platform_device *pdev)
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struct wm831x_hwmon *hwmon;
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int ret;
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hwmon = kzalloc(sizeof(struct wm831x_hwmon), GFP_KERNEL);
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hwmon = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_hwmon),
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GFP_KERNEL);
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if (!hwmon)
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return -ENOMEM;
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@ -171,7 +172,7 @@ static int __devinit wm831x_hwmon_probe(struct platform_device *pdev)
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ret = sysfs_create_group(&pdev->dev.kobj, &wm831x_attr_group);
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if (ret)
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goto err;
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return ret;
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hwmon->classdev = hwmon_device_register(&pdev->dev);
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if (IS_ERR(hwmon->classdev)) {
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@ -185,8 +186,6 @@ static int __devinit wm831x_hwmon_probe(struct platform_device *pdev)
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err_sysfs:
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sysfs_remove_group(&pdev->dev.kobj, &wm831x_attr_group);
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err:
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kfree(hwmon);
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return ret;
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}
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@ -196,8 +195,6 @@ static int __devexit wm831x_hwmon_remove(struct platform_device *pdev)
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hwmon_device_unregister(hwmon->classdev);
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sysfs_remove_group(&pdev->dev.kobj, &wm831x_attr_group);
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platform_set_drvdata(pdev, NULL);
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kfree(hwmon);
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return 0;
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}
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