linux-kernel - Re: [PATCH 2/9] i2c: riic: Use local `dev` pointer in `dev_err

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Message-ID: <CAMuHMdX6Lhv3CmLa461fn1pbdh077sOe08Q6VcBiZmv0ZcNNfg@mail.gmail.com>
Date: Mon, 16 Dec 2024 16:49:11 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Prabhakar <prabhakar.csengg@...il.com>
Cc: Chris Brandt <chris.brandt@...esas.com>, Andi Shyti <andi.shyti@...nel.org>, 
	Philipp Zabel <p.zabel@...gutronix.de>, Wolfram Sang <wsa@...nel.org>, 
	linux-renesas-soc@...r.kernel.org, linux-i2c@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Biju Das <biju.das.jz@...renesas.com>, 
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>, 
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH 2/9] i2c: riic: Use local `dev` pointer in `dev_err_probe()`

On Fri, Dec 13, 2024 at 6:58 PM Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> Update the `riic_init_hw()` function to use the local `dev` pointer in
> calls to `dev_err_probe()`. Previously, `riic_init_hw()` used
> `riic->adapter.dev` in error reporting. Since this function is invoked
> during the probe phase, the I2C adapter is not yet initialized, leading to
> `(null) ...` being printed in error messages. This patch fixes the issue by
> consistently using the local `dev` pointer, which points to
> `riic->adapter.dev.parent`.
>
> Additionally, replace `dev_err()` with `dev_err_probe()` throughout
> `riic_init_hw()` for consistency.
>
> Fixes: d982d66514192 ("i2c: riic: remove clock and frequency restrictions")
> Fixes: 71dacb2565ed (i2c: riic: Simplify unsupported bus speed handling")
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds