netdev - Re: [PATCH net-next] net: fix double-free in bpf_lwt_xmit

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Message-Id: <20190224.222543.774089403248163510.davem@davemloft.net>
Date:   Sun, 24 Feb 2019 22:25:43 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     posk@...gle.com
Cc:     netdev@...r.kernel.org, posk@...k.io
Subject: Re: [PATCH net-next] net: fix double-free in bpf_lwt_xmit_reroute

From: Peter Oskolkov <posk@...gle.com>
Date: Sat, 23 Feb 2019 18:25:01 -0800

> dst_output() frees skb when it fails (see, for example,
> ip_finish_output2), so it must not be freed in this case.
> 
> Fixes: 3bd0b15281af ("bpf: add handling of BPF_LWT_REROUTE to lwt_bpf.c")
> Signed-off-by: Peter Oskolkov <posk@...gle.com>

Applied.