linux-hardening - Re: [PATCH] net/ncsi: Silence runtime memcpy() false positive warning

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Date:   Wed, 07 Dec 2022 02:10:18 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Kees Cook <keescook@...omium.org>
Cc:     sam@...dozajonas.com, joel@....id.au, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH] net/ncsi: Silence runtime memcpy() false positive warning

Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Fri,  2 Dec 2022 13:24:22 -0800 you wrote:
> The memcpy() in ncsi_cmd_handler_oem deserializes nca->data into a
> flexible array structure that overlapping with non-flex-array members
> (mfr_id) intentionally. Since the mem_to_flex() API is not finished,
> temporarily silence this warning, since it is a false positive, using
> unsafe_memcpy().
> 
> Reported-by: Joel Stanley <joel@....id.au>
> Link: https://lore.kernel.org/netdev/CACPK8Xdfi=OJKP0x0D1w87fQeFZ4A2DP2qzGCRcuVbpU-9=4sQ@mail.gmail.com/
> Cc: Samuel Mendoza-Jonas <sam@...dozajonas.com>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Eric Dumazet <edumazet@...gle.com>
> Cc: Jakub Kicinski <kuba@...nel.org>
> Cc: Paolo Abeni <pabeni@...hat.com>
> Cc: netdev@...r.kernel.org
> Signed-off-by: Kees Cook <keescook@...omium.org>
> 
> [...]

Here is the summary with links:
  - net/ncsi: Silence runtime memcpy() false positive warning
    https://git.kernel.org/netdev/net-next/c/b93884eea26f

You are awesome, thank you!
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