linux-kernel - Re: [PATCH] bus: fsl-mc: refactor deprecated strncpy

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Message-Id: <169601298358.3009007.4356114929314490764.b4-ty@chromium.org>
Date:   Fri, 29 Sep 2023 11:43:04 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Stuart Yoder <stuyoder@...il.com>,
        Laurentiu Tudor <laurentiu.tudor@....com>,
        Justin Stitt <justinstitt@...gle.com>
Cc:     Kees Cook <keescook@...omium.org>, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH] bus: fsl-mc: refactor deprecated strncpy

On Tue, 12 Sep 2023 22:52:04 +0000, Justin Stitt wrote:
> `strncpy` is deprecated for use on NUL-terminated destination strings [1].
> 
> We need to prefer more robust and less ambiguous string interfaces.
> 
> `obj_desc->(type|label)` are expected to be NUL-terminated strings as
> per "include/linux/fsl/mc.h +143"
> | ...
> |  * struct fsl_mc_obj_desc - Object descriptor
> |  * @type: Type of object: NULL terminated string
> | ...
> 
> [...]

Applied to for-next/hardening, thanks!

[1/1] bus: fsl-mc: refactor deprecated strncpy
      https://git.kernel.org/kees/c/fafafc55eb30

Take care,

-- 
Kees Cook