linux-hardening - Re: [PATCH] mlxsw: core_acl_flex_actions: Split memcpy() of struct flow_action

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Message-Id: <166433041846.32421.13784055301688350147.git-patchwork-notify@kernel.org>
Date:   Wed, 28 Sep 2022 02:00:18 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Kees Cook <keescook@...omium.org>
Cc:     idosch@...dia.com, petrm@...dia.com, 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] mlxsw: core_acl_flex_actions: Split memcpy() of struct
 flow_action_cookie flexible array

Hello:

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

On Mon, 26 Sep 2022 17:40:33 -0700 you wrote:
> To work around a misbehavior of the compiler's ability to see into
> composite flexible array structs (as detailed in the coming memcpy()
> hardening series[1]), split the memcpy() of the header and the payload
> so no false positive run-time overflow warning will be generated.
> 
> [1] https://lore.kernel.org/linux-hardening/20220901065914.1417829-2-keescook@chromium.org
> 
> [...]

Here is the summary with links:
  - mlxsw: core_acl_flex_actions: Split memcpy() of struct flow_action_cookie flexible array
    https://git.kernel.org/netdev/net-next/c/d89318bbdf2b

You are awesome, thank you!
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