On Fri, 15 Sep 2023 13:03:16 -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 fifo_buffer.
>
> [...]
Applied to for-next/hardening, thanks!
[1/1] drbd: Annotate struct fifo_buffer with __counted_by
https://git.kernel.org/kees/c/f246956ca8f3
Take care,
--
Kees Cook
