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authorGuenter Roeck <linux@roeck-us.net>2012-06-02 09:58:05 -0700
committerGuenter Roeck <linux@roeck-us.net>2012-07-21 21:48:38 -0700
commitadc1413279d124e0940a314ccabebbbee159fd8f (patch)
tree5b7973361635e5eda15110f54e5128547eb377a2 /drivers/hwmon/f71805f.c
parent7b7bb90ca37914556c50947c4fcc09a9333cb9b6 (diff)
hwmon: (f71805f) Convert to use devm_ functions
Convert to use devm_ functions to reduce code size and simplify the code. Cc: Jean Delvare <khali@linux-fr.org> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/hwmon/f71805f.c')
-rw-r--r--drivers/hwmon/f71805f.c26
1 files changed, 7 insertions, 19 deletions
diff --git a/drivers/hwmon/f71805f.c b/drivers/hwmon/f71805f.c
index 3e4da620e9c7..4dd7723d257f 100644
--- a/drivers/hwmon/f71805f.c
+++ b/drivers/hwmon/f71805f.c
@@ -1386,20 +1386,20 @@ static int __devinit f71805f_probe(struct platform_device *pdev)
"f71872f",
};
- data = kzalloc(sizeof(struct f71805f_data), GFP_KERNEL);
+ data = devm_kzalloc(&pdev->dev, sizeof(struct f71805f_data),
+ GFP_KERNEL);
if (!data) {
- err = -ENOMEM;
pr_err("Out of memory\n");
- goto exit;
+ return -ENOMEM;
}
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- if (!request_region(res->start + ADDR_REG_OFFSET, 2, DRVNAME)) {
- err = -EBUSY;
+ if (!devm_request_region(&pdev->dev, res->start + ADDR_REG_OFFSET, 2,
+ DRVNAME)) {
dev_err(&pdev->dev, "Failed to request region 0x%lx-0x%lx\n",
(unsigned long)(res->start + ADDR_REG_OFFSET),
(unsigned long)(res->start + ADDR_REG_OFFSET + 1));
- goto exit_free;
+ return -EBUSY;
}
data->addr = res->start;
data->name = names[sio_data->kind];
@@ -1427,7 +1427,7 @@ static int __devinit f71805f_probe(struct platform_device *pdev)
/* Register sysfs interface files */
err = sysfs_create_group(&pdev->dev.kobj, &f71805f_group);
if (err)
- goto exit_release_region;
+ return err;
if (data->has_in & (1 << 4)) { /* in4 */
err = sysfs_create_group(&pdev->dev.kobj,
&f71805f_group_optin[0]);
@@ -1487,19 +1487,12 @@ exit_remove_files:
for (i = 0; i < 4; i++)
sysfs_remove_group(&pdev->dev.kobj, &f71805f_group_optin[i]);
sysfs_remove_group(&pdev->dev.kobj, &f71805f_group_pwm_freq);
-exit_release_region:
- release_region(res->start + ADDR_REG_OFFSET, 2);
-exit_free:
- platform_set_drvdata(pdev, NULL);
- kfree(data);
-exit:
return err;
}
static int __devexit f71805f_remove(struct platform_device *pdev)
{
struct f71805f_data *data = platform_get_drvdata(pdev);
- struct resource *res;
int i;
hwmon_device_unregister(data->hwmon_dev);
@@ -1507,11 +1500,6 @@ static int __devexit f71805f_remove(struct platform_device *pdev)
for (i = 0; i < 4; i++)
sysfs_remove_group(&pdev->dev.kobj, &f71805f_group_optin[i]);
sysfs_remove_group(&pdev->dev.kobj, &f71805f_group_pwm_freq);
- platform_set_drvdata(pdev, NULL);
- kfree(data);
-
- res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- release_region(res->start + ADDR_REG_OFFSET, 2);
return 0;
}