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Message-Id: <169219745619.1953789.14665350088563020811.b4-ty@kernel.org>
Date: Wed, 16 Aug 2023 19:25:26 +0100
From: Will Deacon <will@...nel.org>
To: Catalin Marinas <catalin.marinas@....com>,
Justin Stitt <justinstitt@...gle.com>
Cc: kernel-team@...roid.com, Will Deacon <will@...nel.org>,
linux-hardening@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH v2] arm64/sysreg: refactor deprecated strncpy
On Fri, 11 Aug 2023 16:33:51 +0000, Justin Stitt wrote:
> `strncpy` is deprecated for use on NUL-terminated destination strings
> [1]. Which seems to be the case here due to the forceful setting of `buf`'s
> tail to 0.
>
> A suitable replacement is `strscpy` [2] due to the fact that it
> guarantees NUL-termination on its destination buffer argument which is
> _not_ the case for `strncpy`!
>
> [...]
Applied to arm64 (for-next/misc), thanks!
[1/1] arm64/sysreg: refactor deprecated strncpy
https://git.kernel.org/arm64/c/d232606773a0
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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