netdev - Re: [PATCH net] netlink: don't call ->netlink

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Message-Id: <161861820890.31087.4989302514771758966.git-patchwork-notify@kernel.org>
Date:   Sat, 17 Apr 2021 00:10:08 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Florian Westphal <fw@...len.de>
Cc:     netdev@...r.kernel.org, xiyou.wangcong@...il.com,
        lucien.xin@...il.com, johannes.berg@...el.com,
        stranche@...eaurora.org, pabeni@...hat.com, pablo@...filter.org
Subject: Re: [PATCH net] netlink: don't call ->netlink_bind with table lock held

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Fri, 16 Apr 2021 21:29:13 +0200 you wrote:
> When I added support to allow generic netlink multicast groups to be
> restricted to subscribers with CAP_NET_ADMIN I was unaware that a
> genl_bind implementation already existed in the past.
> 
> It was reverted due to ABBA deadlock:
> 
> 1. ->netlink_bind gets called with the table lock held.
> 2. genetlink bind callback is invoked, it grabs the genl lock.
> 
> [...]

Here is the summary with links:
  - [net] netlink: don't call ->netlink_bind with table lock held
    https://git.kernel.org/netdev/net/c/f2764bd4f6a8

You are awesome, thank you!
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