From: Kees Cook <keescook@chromium.org>
To: Justin Stitt <justinstitt@google.com>
Cc: Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-hardening@vger.kernel.org
Subject: Re: [PATCH] soc: qcom: cmd-db: replace deprecated strncpy with memcpy
Date: Mon, 18 Mar 2024 16:49:52 -0700 [thread overview]
Message-ID: <202403181646.667970F76@keescook> (raw)
In-Reply-To: <CAFhGd8qJ+Sks33cgEie_cvj-YrAUUiLrA7wY42eWQ2Xr++C4Pw@mail.gmail.com>
On Mon, Mar 18, 2024 at 03:47:38PM -0700, Justin Stitt wrote:
> Gotcha, I was operating under the assumption that we needed to know
> the size of id at compile time. Apparently __builtin_object_size(_, 1)
> will return SIZE_T_MAX if we don't know the size of something. Sending
> a v2.
Yeah, it only requires to know the compile-time size of the destination
buffer.
--
Kees Cook
prev parent reply other threads:[~2024-03-18 23:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-14 22:29 [PATCH] soc: qcom: cmd-db: replace deprecated strncpy with memcpy Justin Stitt
2024-03-18 21:52 ` Kees Cook
2024-03-18 22:47 ` Justin Stitt
2024-03-18 23:49 ` Kees Cook [this message]
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