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SubjectRe: [PATCH 5/6] mtd: rawnand: ams-delta: use GPIO lookup table
On Sat, May 19, 2018 at 12:09 AM, Janusz Krzysztofik
<jmkrzyszt@gmail.com> wrote:

> + gpiod_rdy = devm_gpiod_get_optional(&pdev->dev, "rdy", GPIOD_IN);
> + if (!IS_ERR_OR_NULL(gpiod_rdy)) {

So, is it optional or not at the end?
If it is, why do we check for NULL?

> this->dev_ready = ams_delta_nand_ready;
> } else {
> this->dev_ready = NULL;
> pr_notice("Couldn't request gpio for Delta NAND ready.\n");

dev_notice() ?

> }

> +err_gpiod:
> + if (err == -ENODEV || err == -ENOENT)
> + err = -EPROBE_DEFER;

Hmm...

--
With Best Regards,
Andy Shevchenko

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