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Message-ID: <mhng-724de287-da99-4f58-af50-5d728a28d4ab@palmer-ri-x1c9>
Date: Wed, 02 Aug 2023 13:47:14 -0700 (PDT)
From: Palmer Dabbelt <palmer@...belt.com>
To: keescook@...omium.org
CC: justinstitt@...gle.com, Paul Walmsley <paul.walmsley@...ive.com>,
aou@...s.berkeley.edu, linux-riscv@...ts.infradead.org,
linux-kernel@...r.kernel.org, ndesaulniers@...gle.com,
linux-hardening@...r.kernel.org
Subject: Re: [PATCH v2] RISC-V: cpu: refactor deprecated strncpy
On Wed, 02 Aug 2023 13:41:52 PDT (-0700), Palmer Dabbelt wrote:
> On Wed, 02 Aug 2023 13:36:03 PDT (-0700), keescook@...omium.org wrote:
>> On Wed, Aug 02, 2023 at 12:21:58AM +0000, Justin Stitt wrote:
>>> `strncpy` is deprecated for use on NUL-terminated destination strings [1].
>>>
>>> Favor not copying strings onto stack and instead use strings directly.
>>> This avoids hard-coding sizes and buffer lengths all together.
>>>
>>> Link: https://github.com/KSPP/linux/issues/90
>>> Cc: linux-hardening@...r.kernel.org
>>> Suggested-by: Kees Cook <keescook@...omium.org>
>>> Signed-off-by: Justin Stitt <justinstitt@...gle.com>
>>
>> I like it! ;)
>>
>> Reviewed-by: Kees Cook <keescook@...omium.org>
>
> Thanks, I just queue it up for fixes (might take a bit to build test,
> I'm a bit backed up).
>
> Reviewed-by: Palmer Dabbelt <palmer@...osinc.com>
> Acked-by: Palmer Dabbelt <palmer@...osinc.com>
>
> If you wanted to take it for some hardening thing, though -- otherwise
> it'll likely end up on my fixes later today.
Sorry this is for-next as it's not a fix, I was just looking at other
fixes. It's queued up aimed at for-next.
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