From: <gregkh@linuxfoundation.org>
To: yanhaishuang@cmss.chinamobile.com, alexander.levin@microsoft.com,
davem@davemloft.net, gregkh@linuxfoundation.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "sit: reload iphdr in ipip6_rcv" has been added to the 4.9-stable tree
Date: Mon, 09 Apr 2018 21:59:50 +0200 [thread overview]
Message-ID: <1523303990168124@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
sit: reload iphdr in ipip6_rcv
to the 4.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
sit-reload-iphdr-in-ipip6_rcv.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From foo@baz Mon Apr 9 17:09:24 CEST 2018
From: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Date: Sun, 4 Jun 2017 14:43:43 +0800
Subject: sit: reload iphdr in ipip6_rcv
From: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
[ Upstream commit b699d0035836f6712917a41e7ae58d84359b8ff9 ]
Since iptunnel_pull_header() can call pskb_may_pull(),
we must reload any pointer that was related to skb->head.
Fixes: a09a4c8dd1ec ("tunnels: Remove encapsulation offloads on decap")
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
net/ipv6/sit.c | 1 +
1 file changed, 1 insertion(+)
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -657,6 +657,7 @@ static int ipip6_rcv(struct sk_buff *skb
if (iptunnel_pull_header(skb, 0, htons(ETH_P_IPV6),
!net_eq(tunnel->net, dev_net(tunnel->dev))))
goto out;
+ iph = ip_hdr(skb);
err = IP_ECN_decapsulate(iph, skb);
if (unlikely(err)) {
Patches currently in stable-queue which might be from yanhaishuang@cmss.chinamobile.com are
queue-4.9/sit-reload-iphdr-in-ipip6_rcv.patch
reply other threads:[~2018-04-09 20:08 UTC|newest]
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