Re: [PATCH] accel/ivpu: Annotate struct ivpu_job with __counted_by

From: Kees Cook
Date: Mon Sep 25 2023 - 13:29:12 EST


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