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Date: Sat, 07 Oct 2023 06:45:52 +0300
From: Kalle Valo <>
To: Kees Cook <>
Cc: Felix Fietkau <>,  Lorenzo Bianconi <>,
  Ryder Lee <>,  Shayne Chen
 <>,  Sean Wang <>,  Matthias
 Brugger <>,  AngeloGioacchino Del Regno
 <>,,,,  Nathan Chancellor
 <>,  Nick Desaulniers <>,  Tom Rix
Subject: Re: [PATCH] wifi: mt76: Annotate struct mt76_rx_tid with __counted_by

Kees Cook <> writes:

> On Fri, Sep 15, 2023 at 01:06:12PM -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 mt76_rx_tid.
> Friendly ping. Can this get picked up by the wifi tree, or should it go
> via something else?

It's already in mt76 pull request and should be in wireless-next next


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