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Message-Id: <169818232966.2100071.9153679108451026314.b4-ty@chromium.org> Date: Tue, 24 Oct 2023 14:18:55 -0700 From: Kees Cook <keescook@...omium.org> To: Philipp Zabel <p.zabel@...gutronix.de>, Kees Cook <keescook@...omium.org> Cc: Nathan Chancellor <nathan@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com>, Tom Rix <trix@...hat.com>, linux-kernel@...r.kernel.org, llvm@...ts.linux.dev, linux-hardening@...r.kernel.org Subject: Re: [PATCH] reset: Annotate struct reset_control_array with __counted_by On Fri, 22 Sep 2023 10:52:29 -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 reset_control_array. > Additionally, since the element count member must be set before accessing > the annotated flexible array member, move its initialization earlier. > > [...] Applied to for-next/hardening, thanks! [1/1] reset: Annotate struct reset_control_array with __counted_by https://git.kernel.org/kees/c/fed2ef7abaeb Take care, -- Kees Cook
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