linux-kernel - Re: [PATCH net-next v2] scm: fix MSG_CTRUNC setting condition for SO

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Date:   Wed, 15 Mar 2023 08:30:17 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Aleksandr Mikhalitsyn <aleksandr.mikhalitsyn@...onical.com>
Cc:     davem@...emloft.net, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, leon@...nel.org
Subject: Re: [PATCH net-next v2] scm: fix MSG_CTRUNC setting condition for
 SO_PASSSEC

Hello:

This patch was applied to netdev/net-next.git (main)
by David S. Miller <davem@...emloft.net>:

On Mon, 13 Mar 2023 12:32:11 +0100 you wrote:
> Currently, kernel would set MSG_CTRUNC flag if msg_control buffer
> wasn't provided and SO_PASSCRED was set or if there was pending SCM_RIGHTS.
> 
> For some reason we have no corresponding check for SO_PASSSEC.
> 
> In the recvmsg(2) doc we have:
>        MSG_CTRUNC
>               indicates that some control data was discarded due to lack
>               of space in the buffer for ancillary data.
> 
> [...]

Here is the summary with links:
  - [net-next,v2] scm: fix MSG_CTRUNC setting condition for SO_PASSSEC
    https://git.kernel.org/netdev/net-next/c/a02d83f9947d

You are awesome, thank you!
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