On 03/09/2016 01:35 PM, Eduardo Valentin wrote:
This changes the driver to use the devm_ version
of thermal_zone_of_sensor_register and cleans
up the local points and unregister calls.
Cc: Jean Delvare <jdelvare@xxxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: lm-sensors@xxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Eduardo Valentin <edubezval@xxxxxxxxx>
Acked-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
drivers/hwmon/ntc_thermistor.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c
index feed306..ffc12f1 100644
--- a/drivers/hwmon/ntc_thermistor.c
+++ b/drivers/hwmon/ntc_thermistor.c
@@ -221,7 +221,6 @@ struct ntc_data {
struct device *dev;
int n_comp;
char name[PLATFORM_NAME_SIZE];
- struct thermal_zone_device *tz;
};
#if defined(CONFIG_OF) && IS_ENABLED(CONFIG_IIO)
@@ -539,6 +538,7 @@ static const struct thermal_zone_of_device_ops ntc_of_thermal_ops = {
static int ntc_thermistor_probe(struct platform_device *pdev)
{
+ struct thermal_zone_device *tz;
const struct of_device_id *of_id =
of_match_device(of_match_ptr(ntc_match), &pdev->dev);
const struct platform_device_id *pdev_id;
@@ -633,12 +633,10 @@ static int ntc_thermistor_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "Thermistor type: %s successfully probed.\n",
pdev_id->name);
- data->tz = thermal_zone_of_sensor_register(data->dev, 0, data->dev,
- &ntc_of_thermal_ops);
- if (IS_ERR(data->tz)) {
+ tz = devm_thermal_zone_of_sensor_register(data->dev, 0, data->dev,
+ &ntc_of_thermal_ops);
+ if (IS_ERR(tz))
dev_dbg(&pdev->dev, "Failed to register to thermal fw.\n");
- data->tz = NULL;
- }
return 0;
err_after_sysfs:
@@ -656,8 +654,6 @@ static int ntc_thermistor_remove(struct platform_device *pdev)
sysfs_remove_group(&data->dev->kobj, &ntc_attr_group);
ntc_iio_channel_release(pdata);
- thermal_zone_of_sensor_unregister(data->dev, data->tz);
-
return 0;
}
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