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iio: magnetometer: mag3110: Simplify with dev_err_probe()

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Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20200829064726.26268-17-krzk@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Krzysztof Kozlowski 2020-08-29 08:47:25 +02:00 committed by Jonathan Cameron
parent 5d2180ce14
commit 0d81951dad
1 changed files with 6 additions and 14 deletions
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20
drivers/iio/magnetometer/mag3110.c
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@ -476,22 +476,14 @@ static int mag3110_probe(struct i2c_client *client,
data = iio_priv(indio_dev);
data->vdd_reg = devm_regulator_get(&client->dev, "vdd");
if (IS_ERR(data->vdd_reg)) {
if (PTR_ERR(data->vdd_reg) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_err(&client->dev, "failed to get VDD regulator!\n");
return PTR_ERR(data->vdd_reg);
}
if (IS_ERR(data->vdd_reg))
return dev_err_probe(&client->dev, PTR_ERR(data->vdd_reg),
"failed to get VDD regulator!\n");
data->vddio_reg = devm_regulator_get(&client->dev, "vddio");
if (IS_ERR(data->vddio_reg)) {
if (PTR_ERR(data->vddio_reg) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_err(&client->dev, "failed to get VDDIO regulator!\n");
return PTR_ERR(data->vddio_reg);
}
if (IS_ERR(data->vddio_reg))
return dev_err_probe(&client->dev, PTR_ERR(data->vddio_reg),
"failed to get VDDIO regulator!\n");
ret = regulator_enable(data->vdd_reg);
if (ret) {