[PATCH] wifi: ath10k: Annotate struct ath10k_ce_ring with __counted_by

Kalle Valo kvalo at kernel.org
Thu Sep 21 01:10:24 PDT 2023

Kees Cook <keescook at chromium.org> 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 ath10k_ce_ring.
> [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci
> Cc: Kalle Valo <kvalo at kernel.org>
> Cc: Jeff Johnson <quic_jjohnson at quicinc.com>
> Cc: ath10k at lists.infradead.org
> Cc: linux-wireless at vger.kernel.org
> Signed-off-by: Kees Cook <keescook at chromium.org>
> Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>
> Reviewed-by: Gustavo A. R. Silva <gustavoars at kernel.org>
> Signed-off-by: Kalle Valo <quic_kvalo at quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

3f856f29551f wifi: ath10k: Annotate struct ath10k_ce_ring with __counted_by



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