From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH 1/2] erspan: return PACKET_REJECT when the appropriate
 tunnel is not found
Date: Tue, 11 Sep 2018 23:52:24 -0700 (PDT)
Message-ID: <20180911.235224.2201624901055776324.davem@davemloft.net>
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Cc: kuznet@ms2.inr.ac.ru, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, u9012063@gmail.com
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From: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Date: Mon, 10 Sep 2018 22:19:47 +0800

> If erspan tunnel hasn't been established, we'd better send icmp port
> unreachable message after receive erspan packets.
> 
> Fixes: 84e54fe0a5ea ("gre: introduce native tunnel support for ERSPAN")
> Cc: William Tu <u9012063@gmail.com>
> Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>

Applied and queued up for -stable.