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Message-Id: <169601539363.3014051.18337419689508974314.b4-ty@chromium.org> Date: Fri, 29 Sep 2023 12:23:13 -0700 From: Kees Cook <keescook@...omium.org> To: Trond Myklebust <trond.myklebust@...merspace.com>, Kees Cook <keescook@...omium.org> Cc: Anna Schumaker <anna@...nel.org>, "Gustavo A. R. Silva" <gustavoars@...nel.org>, linux-nfs@...r.kernel.org, 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] nfs41: Annotate struct nfs4_file_layout_dsaddr with __counted_by On Fri, 15 Sep 2023 13:14:27 -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 nfs4_file_layout_dsaddr. > > [...] Applied to for-next/hardening, thanks! [1/1] nfs41: Annotate struct nfs4_file_layout_dsaddr with __counted_by https://git.kernel.org/kees/c/4d8e2b2fb0cf Take care, -- Kees Cook
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