linux-kernel - Re: [PATCH] dmaengine: ep93xx_dma: Annotate struct ep93xx_dma_engine with __counted

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Message-Id: <169642974524.440009.16047886580039006208.b4-ty@kernel.org>
Date:   Wed, 04 Oct 2023 19:59:05 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Kees Cook <keescook@...omium.org>
Cc:     Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Tom Rix <trix@...hat.com>, dmaengine@...r.kernel.org,
        llvm@...ts.linux.dev,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH] dmaengine: ep93xx_dma: Annotate struct
 ep93xx_dma_engine with __counted_by


On Thu, 28 Sep 2023 16:43:42 -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 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 ep93xx_dma_engine.
> 
> [...]

Applied, thanks!

[1/1] dmaengine: ep93xx_dma: Annotate struct ep93xx_dma_engine with __counted_by
      commit: 74d885711c2f619e92f41ef308691948cc63f224

Best regards,
-- 
~Vinod