netdev - Re: [Patch net] net_sched: fix a use-after-free in tc_ctl

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Message-Id: <20150509.161429.1861093639473391686.davem@davemloft.net>
Date:	Sat, 09 May 2015 16:14:29 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	xiyou.wangcong@...il.com
Cc:	netdev@...r.kernel.org, jhs@...atatu.com
Subject: Re: [Patch net] net_sched: fix a use-after-free in tc_ctl_tfilter()

From: Cong Wang <xiyou.wangcong@...il.com>
Date: Tue,  5 May 2015 15:22:02 -0700

> When tcf_destroy() returns true, tp could be already destroyed,
> we should not use tp->next after that.
> 
> For long term, we probably should move tp list to list_head.
> 
> Fixes: 1e052be69d04 ("net_sched: destroy proto tp when all filters are gone")
> Cc: Jamal Hadi Salim <jhs@...atatu.com>
> Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>

Applied, thank you.
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