netdev - Re: [PATCH v2 net] ip6: fix skb leak in ip6frag_expire_frag

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Date:   Sun, 05 May 2019 10:40:59 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     netdev@...r.kernel.org, eric.dumazet@...il.com,
        stefan.bader@...onical.com, posk@...gle.com, fw@...len.de
Subject: Re: [PATCH v2 net] ip6: fix skb leak in ip6frag_expire_frag_queue()

From: Eric Dumazet <edumazet@...gle.com>
Date: Fri,  3 May 2019 08:24:44 -0700

> Since ip6frag_expire_frag_queue() now pulls the head skb
> from frag queue, we should no longer use skb_get(), since
> this leads to an skb leak.
> 
> Stefan Bader initially reported a problem in 4.4.stable [1] caused
> by the skb_get(), so this patch should also fix this issue.
 ...
> Fixes: d4289fcc9b16 ("net: IP6 defrag: use rbtrees for IPv6 defrag")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Reported-by: Stefan Bader <stefan.bader@...onical.com>

Applied, thanks Eric.