diff options
| author | Guenter Roeck <linux@roeck-us.net> | 2012-06-02 11:35:55 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2012-09-23 21:08:33 -0700 |
| commit | 7711f1bd039233464dbde346f4a14a4bb874f77f (patch) | |
| tree | b9355536cdc715ac32d2077cbd8e019c8697e247 /drivers | |
| parent | a844af19b9a8c3bcd1169f60916b0f7c40b6295f (diff) | |
hwmon: (vt8231) Convert to use devm_ functions
Convert to use devm_ functions to reduce code size and simplify the code.
Cc: Roger Lucas <vt8231@hiddenengine.co.uk>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hwmon/vt8231.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/drivers/hwmon/vt8231.c b/drivers/hwmon/vt8231.c index 386a8453801..84e3dc5e3a8 100644 --- a/drivers/hwmon/vt8231.c +++ b/drivers/hwmon/vt8231.c @@ -789,18 +789,16 @@ static int vt8231_probe(struct platform_device *pdev) /* Reserve the ISA region */ res = platform_get_resource(pdev, IORESOURCE_IO, 0); - if (!request_region(res->start, VT8231_EXTENT, - vt8231_driver.driver.name)) { + if (!devm_request_region(&pdev->dev, res->start, VT8231_EXTENT, + vt8231_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 vt8231_data), GFP_KERNEL); - if (!data) { - err = -ENOMEM; - goto exit_release; - } + data = devm_kzalloc(&pdev->dev, sizeof(struct vt8231_data), GFP_KERNEL); + if (!data) + return -ENOMEM; platform_set_drvdata(pdev, data); data->addr = res->start; @@ -812,7 +810,7 @@ static int vt8231_probe(struct platform_device *pdev) /* Register sysfs hooks */ err = sysfs_create_group(&pdev->dev.kobj, &vt8231_group); if (err) - goto exit_free; + return err; /* Must update device information to find out the config field */ data->uch_config = vt8231_read_value(data, VT8231_REG_UCH_CONFIG); @@ -850,13 +848,6 @@ exit_remove_files: sysfs_remove_group(&pdev->dev.kobj, &vt8231_group_temps[i]); sysfs_remove_group(&pdev->dev.kobj, &vt8231_group); - -exit_free: - platform_set_drvdata(pdev, NULL); - kfree(data); - -exit_release: - release_region(res->start, VT8231_EXTENT); return err; } @@ -875,9 +866,6 @@ static int __devexit vt8231_remove(struct platform_device *pdev) sysfs_remove_group(&pdev->dev.kobj, &vt8231_group); - release_region(data->addr, VT8231_EXTENT); - platform_set_drvdata(pdev, NULL); - kfree(data); return 0; } |