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iio: adc: ltc2497: Simplify with dev_err_probe()
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/20200829064726.26268-5-krzk@kernel.org Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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1 changed files with 3 additions and 7 deletions
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@ -180,13 +180,9 @@ int ltc2497core_probe(struct device *dev, struct iio_dev *indio_dev)
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return ret;
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ddata->ref = devm_regulator_get(dev, "vref");
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if (IS_ERR(ddata->ref)) {
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if (PTR_ERR(ddata->ref) != -EPROBE_DEFER)
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dev_err(dev, "Failed to get vref regulator: %pe\n",
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ddata->ref);
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return PTR_ERR(ddata->ref);
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}
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if (IS_ERR(ddata->ref))
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return dev_err_probe(dev, PTR_ERR(ddata->ref),
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"Failed to get vref regulator\n");
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ret = regulator_enable(ddata->ref);
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if (ret < 0) {
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