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Date: Wed, 02 Feb 2022 04:30:11 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <eric.dumazet@...il.com>
Cc: davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
edumazet@...gle.com, jiri@...dia.com
Subject: Re: [PATCH net] rtnetlink: make sure to refresh master_dev/m_ops in
__rtnl_newlink()
Hello:
This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@...nel.org>:
On Mon, 31 Jan 2022 17:21:06 -0800 you wrote:
> From: Eric Dumazet <edumazet@...gle.com>
>
> While looking at one unrelated syzbot bug, I found the replay logic
> in __rtnl_newlink() to potentially trigger use-after-free.
>
> It is better to clear master_dev and m_ops inside the loop,
> in case we have to replay it.
>
> [...]
Here is the summary with links:
- [net] rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()
https://git.kernel.org/netdev/net/c/c6f6f2444bdb
You are awesome, thank you!
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