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Commit 61d4d17e authored by Guenter Roeck's avatar Guenter Roeck
Browse files

hwmon: (pc87360) Convert to use devm_ functions 



Convert to use devm_ functions to reduce code size and simplify the code.

Cc: Jim Cromie <jim.cromie@gmail.com>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Tested-by: default avatarJim Cromie <jim.cromie@gmail.com>
parent ed2e073b

drivers/hwmon/pc87360.c

+13 −28
Original line number Diff line number Diff line
@@ -1230,7 +1230,7 @@ static int __devinit pc87360_probe(struct platform_device *pdev) 
	int use_thermistors = 0;

	struct device *dev = &pdev->dev;



	data = kzalloc(sizeof(struct pc87360_data), GFP_KERNEL);

	data = devm_kzalloc(dev, sizeof(struct pc87360_data), GFP_KERNEL);

	if (!data)

		return -ENOMEM;
@@ -1269,15 +1269,12 @@ static int __devinit pc87360_probe(struct platform_device *pdev) 
	for (i = 0; i < LDNI_MAX; i++) {

		data->address[i] = extra_isa[i];

		if (data->address[i]

		 && !request_region(extra_isa[i], PC87360_EXTENT,

		 && !devm_request_region(dev, extra_isa[i], PC87360_EXTENT,

					 pc87360_driver.driver.name)) {

			dev_err(dev, "Region 0x%x-0x%x already "

				"in use!\n", extra_isa[i],

				extra_isa[i]+PC87360_EXTENT-1);

			for (i--; i >= 0; i--)

				release_region(extra_isa[i], PC87360_EXTENT);

			err = -EBUSY;

			goto ERROR1;

			return -EBUSY;

		}

	}
@@ -1325,13 +1322,13 @@ static int __devinit pc87360_probe(struct platform_device *pdev) 
	if (data->innr) {

		err = sysfs_create_group(&dev->kobj, &pc8736x_vin_group);

		if (err)

			goto ERROR3;

			goto error;

	}



	if (data->innr == 14) {

		err = sysfs_create_group(&dev->kobj, &pc8736x_therm_group);

		if (err)

			goto ERROR3;

			goto error;

	}



	/* create device attr-files for varying sysfs groups */
@@ -1341,11 +1338,11 @@ static int __devinit pc87360_probe(struct platform_device *pdev) 
			err = sysfs_create_group(&dev->kobj,

						 &pc8736x_temp_attr_group[i]);

			if (err)

				goto ERROR3;

				goto error;

		}

		err = device_create_file(dev, &dev_attr_alarms_temp);

		if (err)

			goto ERROR3;

			goto error;

	}



	for (i = 0; i < data->fannr; i++) {
@@ -1353,49 +1350,37 @@ static int __devinit pc87360_probe(struct platform_device *pdev) 
			err = sysfs_create_group(&dev->kobj,

						 &pc8736x_fan_attr_group[i]);

			if (err)

				goto ERROR3;

				goto error;

		}

		if (FAN_CONFIG_CONTROL(data->fan_conf, i)) {

			err = device_create_file(dev, &pwm[i].dev_attr);

			if (err)

				goto ERROR3;

				goto error;

		}

	}



	err = device_create_file(dev, &dev_attr_name);

	if (err)

		goto ERROR3;

		goto error;



	data->hwmon_dev = hwmon_device_register(dev);

	if (IS_ERR(data->hwmon_dev)) {

		err = PTR_ERR(data->hwmon_dev);

		goto ERROR3;

		goto error;

	}

	return 0;



ERROR3:

error:

	pc87360_remove_files(dev);

	for (i = 0; i < 3; i++) {

		if (data->address[i])

			release_region(data->address[i], PC87360_EXTENT);

	}

ERROR1:

	kfree(data);

	return err;

}



static int __devexit pc87360_remove(struct platform_device *pdev)

{

	struct pc87360_data *data = platform_get_drvdata(pdev);

	int i;



	hwmon_device_unregister(data->hwmon_dev);

	pc87360_remove_files(&pdev->dev);

	for (i = 0; i < 3; i++) {

		if (data->address[i])

			release_region(data->address[i], PC87360_EXTENT);

	}

	kfree(data);



	return 0;

}