linux-kernel - Re: [PATCH V2] gpiolib: use dev_err() when gpiod_configure

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Date: Wed, 20 Mar 2024 12:33:53 +0200
From: Andy Shevchenko <andy.shevchenko@...il.com>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc: linus.walleij@...aro.org, brgl@...ev.pl, andy@...nel.org, 
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Peng Fan <peng.fan@....com>
Subject: Re: [PATCH V2] gpiolib: use dev_err() when gpiod_configure_flags failed

On Wed, Mar 20, 2024 at 9:25 AM Peng Fan (OSS) <peng.fan@....nxp.com> wrote:
>
> From: Peng Fan <peng.fan@....com>
>
> When gpio-ranges property was missed to be added in the gpio node,
> using dev_err() to show an error message will helping to locate issues
> easier.

I'm not convinced, so not my call to approve / reject, but see a remark below.

..

>         ret = gpiod_configure_flags(desc, con_id, lookupflags, flags);
>         if (ret < 0) {
> -               dev_dbg(consumer, "setup of GPIO %s failed\n", con_id);
> +               dev_err(consumer, "setup of GPIO %s failed: %d\n", con_id, ret);
>                 gpiod_put(desc);
>                 return ERR_PTR(ret);

While at it, can you move it to be after the gpiod_put()?

>         }

-- 
With Best Regards,
Andy Shevchenko