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Date: Tue, 21 Mar 2017 17:22:08 -0700 (PDT) From: David Miller <davem@...emloft.net> To: eric.dumazet@...il.com Cc: netdev@...r.kernel.org, stephen@...workplumber.org, weiwan@...gle.com Subject: Re: [PATCH net] sch_dsmark: fix invalid skb_cow() usage From: Eric Dumazet <eric.dumazet@...il.com> Date: Fri, 17 Mar 2017 08:05:28 -0700 > From: Eric Dumazet <edumazet@...gle.com> > > skb_cow(skb, sizeof(ip header)) is not very helpful in this context. > > First we need to use pskb_may_pull() to make sure the ip header > is in skb linear part, then use skb_try_make_writable() to > address clones issues. > > Fixes: 4c30719f4f55 ("[PKT_SCHED] dsmark: handle cloned and non-linear skb's") > Signed-off-by: Eric Dumazet <edumazet@...gle.com> Applied and queued up for -stable, thanks.
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