linux-kernel - Re: [PATCH v2] drivers/gpio : Remove redundant platform_set

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Message-ID: <CACRpkdbxSNCKNfous7h2dBQ_AW9KS9qyxPfPxOO=3PMDsDxcng@mail.gmail.com>
Date:   Sun, 19 Mar 2023 22:20:35 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Lizhe <sensor1010@....com>
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Subject: Re: [PATCH v2] drivers/gpio : Remove redundant platform_set_drvdata().

On Sun, Mar 19, 2023 at 1:02 PM Lizhe <sensor1010@....com> wrote:

> platform_set_drvdata() is redundant in these functions.
> the purpose of calling this function is to place data
> in *driver_data. but the data is not retrieved in these
> functions
>
> Signed-off-by: Lizhe <sensor1010@....com>

You have to also ascertain that the data is not used elsewhere
like in some callbacks or even in other drivers in some odd cases.

Yours,
Linus Walleij