linux-kernel - Re: [PATCH v1 2/2] pinctrl: Relax user input size in pinmux

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Message-ID: <CACRpkdbq7nKAk5ydw+b+PRjFGf-z_1rAwNwpLgntmfg-xA0yhQ@mail.gmail.com>
Date:   Fri, 9 Jun 2023 09:22:11 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/2] pinctrl: Relax user input size in pinmux_select()

On Sun, Jun 4, 2023 at 3:12 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:

> This is debugfs and there is no much sense to strict the user from
> sending as much data as they can. The memdup_user_nul() will anyway
> fail if there is not enough memory.
>
> Relax the user input size by removing an artificial limitaion.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Fair enough, patch applied!

Yours,
Linus Walleij