From: Florian Westphal <fw@strlen.de>
To: Ziyang Xuan <william.xuanziyang@huawei.com>
Cc: pablo@netfilter.org, kadlec@netfilter.org, fw@strlen.de,
davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, netfilter-devel@vger.kernel.org,
coreteam@netfilter.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] netfilter: nfnetlink: fix potential dead lock in nfnetlink_rcv_msg()
Date: Thu, 3 Nov 2022 12:03:41 +0100 [thread overview]
Message-ID: <20221103110341.GA29268@breakpoint.cc> (raw)
In-Reply-To: <20221103011202.2160107-1-william.xuanziyang@huawei.com>
Ziyang Xuan <william.xuanziyang@huawei.com> wrote:
> When type is NFNL_CB_MUTEX and -EAGAIN error occur in nfnetlink_rcv_msg(),
> it does not execute nfnl_unlock(). That would trigger potential dead lock.
>
> Fixes: 50f2db9e368f ("netfilter: nfnetlink: consolidate callback types")
Applied to nf:testing, thanks.
prev parent reply other threads:[~2022-11-03 11:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-03 1:12 [PATCH] netfilter: nfnetlink: fix potential dead lock in nfnetlink_rcv_msg() Ziyang Xuan
2022-11-03 11:03 ` Florian Westphal [this message]
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