linux-hardening - Re: [PATCH][next] firewire: Annotate struct fw_iso_packet with __counted

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Date: Tue, 26 Mar 2024 13:19:41 +0900
From: Takashi Sakamoto <o-takashi@...amocchi.jp>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: linux1394-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] firewire: Annotate struct fw_iso_packet with
 __counted_by()

Hi,

On Mon, Mar 25, 2024 at 07:56:10PM -0600, Gustavo A. R. Silva 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).
> 
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
> ---
>  include/linux/firewire.h | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Applied to for-next branch, since it demands no code changes to the other
subsystem.


Thanks

Takashi Sakamoto