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Date:   Mon, 21 Jun 2021 21:05:49 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     Yishai Hadas <yishaih@...dia.com>,
        Doug Ledford <dledford@...hat.com>,
        linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH] IB/mlx4: Avoid field-overflowing memcpy()

On Wed, Jun 16, 2021 at 01:37:44PM -0700, Kees Cook wrote:
> In preparation for FORTIFY_SOURCE performing compile-time and run-time
> field bounds checking for memcpy(), memmove(), and memset(), avoid
> intentionally writing across neighboring array fields.
> 
> Use the ether_addr_copy() helper instead, as already done for smac.
> 
> Signed-off-by: Kees Cook <keescook@...omium.org>
> Reviewed-by: Leon Romanovsky <leonro@...dia.com>
> ---
>  drivers/infiniband/hw/mlx4/qp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied to for-next, thanks

Jason

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