Re: [PATCH] gpio: Fix return value mismatch of function gpiod_get_from_of_node()

[Mark Brown]

On Wed, Jun 19, 2019 at 09:54:48AM +0000, Waibel Georg wrote:
> In case the requested gpio property is not found in the device tree, some
> callers of gpiod_get_from_of_node() expect a return value of NULL, others
> expect -ENOENT.
> In particular devm_fwnode_get_index_gpiod_from_child() expects -ENOENT.
> Currently it gets a NULL, which breaks the loop that tries all
> gpio_suffixes. The result is that a gpio property is not found, even
> though it is there.

Acked-by: Mark Brown <broonie@xxxxxxxxxx>

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