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hwmon: (gpio-fan) Use local variable pointers

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Create local struct device *dev and device_node *np pointers to
make the code easier to read.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Linus Walleij 2017-09-26 01:09:04 +02:00 committed by Guenter Roeck
parent 9dfe310ed5
commit f9013c1677
1 changed files with 9 additions and 7 deletions
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16
drivers/hwmon/gpio-fan.c
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@ -541,22 +541,24 @@ static int gpio_fan_probe(struct platform_device *pdev)
{
int err;
struct gpio_fan_data *fan_data;
struct gpio_fan_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
struct gpio_fan_platform_data *pdata = dev_get_platdata(dev);
fan_data = devm_kzalloc(&pdev->dev, sizeof(struct gpio_fan_data),
fan_data = devm_kzalloc(dev, sizeof(struct gpio_fan_data),
GFP_KERNEL);
if (!fan_data)
return -ENOMEM;
#ifdef CONFIG_OF_GPIO
if (!pdata) {
pdata = devm_kzalloc(&pdev->dev,
pdata = devm_kzalloc(dev,
sizeof(struct gpio_fan_platform_data),
GFP_KERNEL);
if (!pdata)
return -ENOMEM;
err = gpio_fan_get_of_pdata(&pdev->dev, pdata);
err = gpio_fan_get_of_pdata(dev, pdata);
if (err)
return err;
}
@ -587,14 +589,14 @@ static int gpio_fan_probe(struct platform_device *pdev)
/* Make this driver part of hwmon class. */
fan_data->hwmon_dev =
devm_hwmon_device_register_with_groups(&pdev->dev,
devm_hwmon_device_register_with_groups(dev,
"gpio_fan", fan_data,
gpio_fan_groups);
if (IS_ERR(fan_data->hwmon_dev))
return PTR_ERR(fan_data->hwmon_dev);
#ifdef CONFIG_OF_GPIO
/* Optional cooling device register for Device tree platforms */
fan_data->cdev = thermal_of_cooling_device_register(pdev->dev.of_node,
fan_data->cdev = thermal_of_cooling_device_register(np,
"gpio-fan",
fan_data,
&gpio_fan_cool_ops);
@ -604,7 +606,7 @@ static int gpio_fan_probe(struct platform_device *pdev)
&gpio_fan_cool_ops);
#endif /* CONFIG_OF_GPIO */
dev_info(&pdev->dev, "GPIO fan initialized\n");
dev_info(dev, "GPIO fan initialized\n");
return 0;
}