Commit c10eb9b2 authored by Krzysztof Kozlowski's avatar Krzysztof Kozlowski Committed by Jonathan Cameron
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iio: multiplexer: iio-mux: 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>
Acked-by: default avatarPeter Rosin <peda@axentia.se>
Link: https://lore.kernel.org/r/20200829064726.26268-18-krzk@kernel.org


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 0d81951d

drivers/iio/multiplexer/iio-mux.c

+3 −5
Original line number Diff line number Diff line
@@ -354,11 +354,9 @@ static int mux_probe(struct platform_device *pdev) 
		return -ENODEV;



	parent = devm_iio_channel_get(dev, "parent");

	if (IS_ERR(parent)) {

		if (PTR_ERR(parent) != -EPROBE_DEFER)

			dev_err(dev, "failed to get parent channel\n");

		return PTR_ERR(parent);

	}

	if (IS_ERR(parent))

		return dev_err_probe(dev, PTR_ERR(parent),

				     "failed to get parent channel\n");



	sizeof_ext_info = iio_get_channel_ext_info_count(parent);

	if (sizeof_ext_info) {