Commit 291cb0b3 authored by Krzysztof Kozlowski's avatar Krzysztof Kozlowski Committed by Jonathan Cameron
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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: default avatarKrzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: default avatarAndy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20200829064726.26268-5-krzk@kernel.org


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 1030b5bc

drivers/iio/adc/ltc2497-core.c

+3 −7
Original line number Diff line number Diff line
@@ -180,13 +180,9 @@ int ltc2497core_probe(struct device *dev, struct iio_dev *indio_dev) 
		return ret;



	ddata->ref = devm_regulator_get(dev, "vref");

	if (IS_ERR(ddata->ref)) {

		if (PTR_ERR(ddata->ref) != -EPROBE_DEFER)

			dev_err(dev, "Failed to get vref regulator: %pe\n",

				ddata->ref);



		return PTR_ERR(ddata->ref);

	}

	if (IS_ERR(ddata->ref))

		return dev_err_probe(dev, PTR_ERR(ddata->ref),

				     "Failed to get vref regulator\n");



	ret = regulator_enable(ddata->ref);

	if (ret < 0) {