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Message-Id: <169566251617.320041.2089067222600486912.b4-ty@chromium.org>
Date: Mon, 25 Sep 2023 10:21:58 -0700
From: Kees Cook <keescook@...omium.org>
To: Stanislaw Gruszka <stanislaw.gruszka@...ux.intel.com>,
Jacek Lawrynowicz <jacek.lawrynowicz@...ux.intel.com>,
Kees Cook <keescook@...omium.org>
Cc: Oded Gabbay <ogabbay@...nel.org>,
Nathan Chancellor <nathan@...nel.org>,
Nick Desaulniers <ndesaulniers@...gle.com>,
Tom Rix <trix@...hat.com>, dri-devel@...ts.freedesktop.org,
llvm@...ts.linux.dev, linux-kernel@...r.kernel.org,
linux-hardening@...r.kernel.org
Subject: Re: [PATCH] accel/ivpu: Annotate struct ivpu_job with __counted_by
On Fri, 22 Sep 2023 10:54:17 -0700, Kees Cook wrote:
> Prepare for the coming implementation by GCC and Clang of the __counted_by
> attribute. Flexible array members annotated with __counted_by can have
> their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS
> (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family
> functions).
>
> As found with Coccinelle[1], add __counted_by for struct ivpu_job.
>
> [...]
Thanks Stanislaw! I'll take it through my for-next/hardening tree then:
[1/1] accel/ivpu: Annotate struct ivpu_job with __counted_by
https://git.kernel.org/kees/c/2eabbbb8275b
Take care,
--
Kees Cook
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