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authorGuenter Roeck <linux@roeck-us.net>2012-06-02 11:35:54 -0700
committerGuenter Roeck <linux@roeck-us.net>2012-07-21 21:48:42 -0700
commitfd55bc009aeed6265841d4c07d317ec2e557db03 (patch)
tree146f0ee40e19d7a9787f9de734db571371605a12 /drivers/hwmon/via686a.c
parentf625e0fd513fa12cfabec9ed19f71a9bd7dd60e1 (diff)
downloadlinux-fd55bc009aeed6265841d4c07d317ec2e557db03.tar.bz2
hwmon: (via686a) Convert to use devm_ functions
Convert to use devm_ functions to reduce code size and simplify the code. Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/hwmon/via686a.c')
-rw-r--r--drivers/hwmon/via686a.c23
1 files changed, 7 insertions, 16 deletions
diff --git a/drivers/hwmon/via686a.c b/drivers/hwmon/via686a.c
index 288135d85e11..299399aa30fe 100644
--- a/drivers/hwmon/via686a.c
+++ b/drivers/hwmon/via686a.c
@@ -690,18 +690,17 @@ static int __devinit via686a_probe(struct platform_device *pdev)
/* Reserve the ISA region */
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- if (!request_region(res->start, VIA686A_EXTENT,
- via686a_driver.driver.name)) {
+ if (!devm_request_region(&pdev->dev, res->start, VIA686A_EXTENT,
+ via686a_driver.driver.name)) {
dev_err(&pdev->dev, "Region 0x%lx-0x%lx already in use!\n",
(unsigned long)res->start, (unsigned long)res->end);
return -ENODEV;
}
- data = kzalloc(sizeof(struct via686a_data), GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit_release;
- }
+ data = devm_kzalloc(&pdev->dev, sizeof(struct via686a_data),
+ GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
platform_set_drvdata(pdev, data);
data->addr = res->start;
@@ -714,7 +713,7 @@ static int __devinit via686a_probe(struct platform_device *pdev)
/* Register sysfs hooks */
err = sysfs_create_group(&pdev->dev.kobj, &via686a_group);
if (err)
- goto exit_free;
+ return err;
data->hwmon_dev = hwmon_device_register(&pdev->dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -726,10 +725,6 @@ static int __devinit via686a_probe(struct platform_device *pdev)
exit_remove_files:
sysfs_remove_group(&pdev->dev.kobj, &via686a_group);
-exit_free:
- kfree(data);
-exit_release:
- release_region(res->start, VIA686A_EXTENT);
return err;
}
@@ -740,10 +735,6 @@ static int __devexit via686a_remove(struct platform_device *pdev)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&pdev->dev.kobj, &via686a_group);
- release_region(data->addr, VIA686A_EXTENT);
- platform_set_drvdata(pdev, NULL);
- kfree(data);
-
return 0;
}