[v4,3/4] hwmon: lm90: simplify using devm_regulator_get_enable()
Commit Message
Drop open-coded pattern: 'devm_regulator_get(), regulator_enable(),
add_action_or_reset(regulator_disable)' and use the
devm_regulator_get_enable().
Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
---
RFCv1 => v2:
- No changes
---
drivers/hwmon/lm90.c | 20 ++------------------
1 file changed, 2 insertions(+), 18 deletions(-)
Comments
On Fri, Oct 21, 2022 at 04:18:43PM +0300, Matti Vaittinen wrote:
> Drop open-coded pattern: 'devm_regulator_get(), regulator_enable(),
> add_action_or_reset(regulator_disable)' and use the
> devm_regulator_get_enable().
>
> Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
> Acked-by: Guenter Roeck <linux@roeck-us.net>
Applied to hwmon-next.
Thanks,
Guenter
@@ -2663,11 +2663,6 @@ static void lm90_remove_pec(void *dev)
device_remove_file(dev, &dev_attr_pec);
}
-static void lm90_regulator_disable(void *regulator)
-{
- regulator_disable(regulator);
-}
-
static int lm90_probe_channel_from_dt(struct i2c_client *client,
struct device_node *child,
struct lm90_data *data)
@@ -2749,24 +2744,13 @@ static int lm90_probe(struct i2c_client *client)
struct device *dev = &client->dev;
struct i2c_adapter *adapter = client->adapter;
struct hwmon_channel_info *info;
- struct regulator *regulator;
struct device *hwmon_dev;
struct lm90_data *data;
int err;
- regulator = devm_regulator_get(dev, "vcc");
- if (IS_ERR(regulator))
- return PTR_ERR(regulator);
-
- err = regulator_enable(regulator);
- if (err < 0) {
- dev_err(dev, "Failed to enable regulator: %d\n", err);
- return err;
- }
-
- err = devm_add_action_or_reset(dev, lm90_regulator_disable, regulator);
+ err = devm_regulator_get_enable(dev, "vcc");
if (err)
- return err;
+ return dev_err_probe(dev, err, "Failed to enable regulator\n");
data = devm_kzalloc(dev, sizeof(struct lm90_data), GFP_KERNEL);
if (!data)