linux-kernel - Re: [PATCH net v2] rtnetlink: Allow deleting FDB entries in user namespace

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Message-Id: 
 <176065680676.1942659.14087403270853212647.git-patchwork-notify@kernel.org>
Date: Thu, 16 Oct 2025 23:20:06 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Johannes Wiesböck <johannes.wiesboeck@...ec.fraunhofe@...eaurora.org,
	r.de>@codeaurora.org
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, horms@...nel.org, kuniyu@...gle.com, sdf@...ichev.me,
 shaw.leon@...il.com, vyasevic@...hat.com, jitendra.kalsaria@...gic.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 gyroidos@...ec.fraunhofer.de, sw@...onwunderlich.de,
 michael.weiss@...ec.fraunhofer.de, hg@...onwunderlich.de
Subject: Re: [PATCH net v2] rtnetlink: Allow deleting FDB entries in user
 namespace

Hello:

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

On Wed, 15 Oct 2025 22:15:43 +0200 you wrote:
> Creating FDB entries is possible from a non-initial user namespace when
> having CAP_NET_ADMIN, yet, when deleting FDB entries, processes receive
> an EPERM because the capability is always checked against the initial
> user namespace. This restricts the FDB management from unprivileged
> containers.
> 
> Drop the netlink_capable check in rtnl_fdb_del as it was originally
> dropped in c5c351088ae7 and reintroduced in 1690be63a27b without
> intention.
> 
> [...]

Here is the summary with links:
  - [net,v2] rtnetlink: Allow deleting FDB entries in user namespace
    https://git.kernel.org/netdev/net/c/bf29555f5bdc

You are awesome, thank you!
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