From: Eric Dumazet <eric.dumazet@gmail.com>
To: Chris Packham <chris.packham@alliedtelesis.co.nz>,
jon.maloy@ericsson.com, ying.xue@windriver.com,
davem@davemloft.net
Cc: netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tipc: ensure skb->lock is initialised
Date: Mon, 8 Jul 2019 10:18:46 +0200 [thread overview]
Message-ID: <2298b9eb-100f-6130-60c4-0e5e2c7b84d1@gmail.com> (raw)
In-Reply-To: <20190707225328.15852-1-chris.packham@alliedtelesis.co.nz>
On 7/8/19 12:53 AM, Chris Packham wrote:
> tipc_named_node_up() creates a skb list. It passes the list to
> tipc_node_xmit() which has some code paths that can call
> skb_queue_purge() which relies on the list->lock being initialised.
> Ensure tipc_named_node_up() uses skb_queue_head_init() so that the lock
> is explicitly initialised.
>
> Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
I would rather change the faulty skb_queue_purge() to __skb_queue_purge()
next prev parent reply other threads:[~2019-07-08 8:18 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-07 22:53 [PATCH] tipc: ensure skb->lock is initialised Chris Packham
2019-07-08 8:18 ` Eric Dumazet [this message]
2019-07-08 20:43 ` Chris Packham
2019-07-08 21:13 ` Chris Packham
2019-07-09 7:30 ` Eric Dumazet
2019-07-09 13:25 ` Jon Maloy
2019-07-09 13:45 ` Eric Dumazet
2019-07-09 20:15 ` Jon Maloy
2019-07-10 8:00 ` Eric Dumazet
2019-07-10 13:10 ` Jon Maloy
2019-07-10 20:58 ` Chris Packham
2019-07-11 12:55 ` Jon Maloy
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