stable.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
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]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1523303990168124@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=alexander.levin@microsoft.com \
    --cc=davem@davemloft.net \
    --cc=stable-commits@vger.kernel.org \
    --cc=stable@vger.kernel.org \
    --cc=yanhaishuang@cmss.chinamobile.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).