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From: Chen Minqiang <ptpt52@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: davem@davemloft.net, Chen Minqiang <ptpt52@gmail.com>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] net/ipv4: reset mac head before call ip_tunnel_rcv()
Date: Tue,  6 Aug 2019 18:47:31 +0800	[thread overview]
Message-ID: <20190806104731.30603-1-ptpt52@gmail.com> (raw)

Signed-off-by: Chen Minqiang <ptpt52@gmail.com>
---
 net/ipv4/ipip.c | 1 +
 net/ipv6/sit.c  | 1 +
 2 files changed, 2 insertions(+)

diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 43adfc1641ba..ba2b5fc8910f 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -242,6 +242,7 @@ static int ipip_tunnel_rcv(struct sk_buff *skb, u8 ipproto)
 			if (!tun_dst)
 				return 0;
 		}
+		skb_reset_mac_header(skb);
 		return ip_tunnel_rcv(tunnel, skb, tpi, tun_dst, log_ecn_error);
 	}
 
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 80610899a323..44a9674d06a6 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -739,6 +739,7 @@ static int sit_tunnel_rcv(struct sk_buff *skb, u8 ipproto)
 			tpi = &ipip_tpi;
 		if (iptunnel_pull_header(skb, 0, tpi->proto, false))
 			goto drop;
+		skb_reset_mac_header(skb);
 		return ip_tunnel_rcv(tunnel, skb, tpi, NULL, log_ecn_error);
 	}
 
-- 
2.17.1


             reply	other threads:[~2019-08-06 10:48 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-06 10:47 Chen Minqiang [this message]
2019-08-06 18:43 ` [PATCH] net/ipv4: reset mac head before call ip_tunnel_rcv() David Miller

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