netdev - Re: [PATCH net] bridge: mcast: Fail MDB get request on empty entry

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Message-Id: 
 <172791603279.1387504.8070946238603199950.git-patchwork-notify@kernel.org>
Date: Thu, 03 Oct 2024 00:40:32 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Ido Schimmel <idosch@...dia.com>
Cc: netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
 pabeni@...hat.com, edumazet@...gle.com, razor@...ckwall.org,
 roopa@...dia.com, bridge@...ts.linux.dev, jamie.bainbridge@...il.com
Subject: Re: [PATCH net] bridge: mcast: Fail MDB get request on empty entry

Hello:

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

On Sun, 29 Sep 2024 15:36:40 +0300 you wrote:
> When user space deletes a port from an MDB entry, the port is removed
> synchronously. If this was the last port in the entry and the entry is
> not joined by the host itself, then the entry is scheduled for deletion
> via a timer.
> 
> The above means that it is possible for the MDB get netlink request to
> retrieve an empty entry which is scheduled for deletion. This is
> problematic as after deleting the last port in an entry, user space
> cannot rely on a non-zero return code from the MDB get request as an
> indication that the port was successfully removed.
> 
> [...]

Here is the summary with links:
  - [net] bridge: mcast: Fail MDB get request on empty entry
    https://git.kernel.org/netdev/net/c/555f45d24ba7

You are awesome, thank you!
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