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List:       linux-nfs
Subject:    Re: [PATCH] nfs41: Annotate struct nfs4_file_layout_dsaddr with __counted_by
From:       Kees Cook <keescook () chromium ! org>
Date:       2023-09-29 19:23:13
Message-ID: 169601539363.3014051.18337419689508974314.b4-ty () chromium ! org
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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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