linux-hardening - Re: [PATCH] init: replace deprecated strncpy with strscpy

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Message-Id: <171441134708.2359415.3239349305778672892.b4-ty@chromium.org>
Date: Mon, 29 Apr 2024 10:22:28 -0700
From: Kees Cook <keescook@...omium.org>
To: linux-kernel@...r.kernel.org,
	Justin Stitt <justinstitt@...gle.com>
Cc: Kees Cook <keescook@...omium.org>,
	linux-hardening@...r.kernel.org
Subject: Re: [PATCH] init: replace deprecated strncpy with strscpy_pad

On Tue, 02 Apr 2024 20:39:49 +0000, Justin Stitt wrote:
> strncpy() is deprecated for use on NUL-terminated destination strings
> [1] and as such we should prefer more robust and less ambiguous string
> interfaces.
> 
> data_page wants to be NUL-terminated and NUL-padded, use strscpy_pad to
> provide both of these. data_page no longer awkwardly relies on
> init_mount to perform its NUL-termination, although that sanity check is
> left unchanged.
> 
> [...]

Applied to for-next/hardening, thanks!

[1/1] init: replace deprecated strncpy with strscpy_pad
      https://git.kernel.org/kees/c/fa6475acde9a

Take care,

-- 
Kees Cook