{"id":806614,"url":"http://patchwork.ozlabs.org/api/1.0/patches/806614/?format=json","project":{"id":26,"url":"http://patchwork.ozlabs.org/api/1.0/projects/26/?format=json","name":"Netfilter Development","link_name":"netfilter-devel","list_id":"netfilter-devel.vger.kernel.org","list_email":"netfilter-devel@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20170828150012.11287-1-fw@strlen.de>","date":"2017-08-28T15:00:12","name":"[nf-next] netfilter: rt: account for tcp header size too","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"b95042891414124cc948e83a025fa7144246ab0f","submitter":{"id":1025,"url":"http://patchwork.ozlabs.org/api/1.0/people/1025/?format=json","name":"Florian Westphal","email":"fw@strlen.de"},"delegate":{"id":6139,"url":"http://patchwork.ozlabs.org/api/1.0/users/6139/?format=json","username":"pablo","first_name":"Pablo","last_name":"Neira","email":"pablo@netfilter.org"},"mbox":"http://patchwork.ozlabs.org/project/netfilter-devel/patch/20170828150012.11287-1-fw@strlen.de/mbox/","series":[{"id":188,"url":"http://patchwork.ozlabs.org/api/1.0/series/188/?format=json","date":"2017-08-28T15:00:12","name":"[nf-next] netfilter: rt: account for tcp header size too","version":1,"mbox":"http://patchwork.ozlabs.org/series/188/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/806614/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netfilter-devel-owner@vger.kernel.org;\n\treceiver=)","Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xgw0s6CsCz9s81\n\tfor ;\n\tTue, 29 Aug 2017 00:59:57 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751453AbdH1O7z (ORCPT );\n\tMon, 28 Aug 2017 10:59:55 -0400","from Chamillionaire.breakpoint.cc ([146.0.238.67]:51322 \"EHLO\n\tChamillionaire.breakpoint.cc\" rhost-flags-OK-OK-OK-OK)\n\tby vger.kernel.org with ESMTP id S1751411AbdH1O7y (ORCPT\n\t);\n\tMon, 28 Aug 2017 10:59:54 -0400","from fw by Chamillionaire.breakpoint.cc with local (Exim 4.84_2)\n\t(envelope-from )\n\tid 1dmLTU-0002tm-Od; Mon, 28 Aug 2017 16:57:12 +0200"],"From":"Florian Westphal ","To":"","Cc":"Florian Westphal ","Subject":"[PATCH nf-next] netfilter: rt: account for tcp header size too","Date":"Mon, 28 Aug 2017 17:00:12 +0200","Message-Id":"<20170828150012.11287-1-fw@strlen.de>","X-Mailer":"git-send-email 2.13.0","Sender":"netfilter-devel-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"netfilter-devel@vger.kernel.org"},"content":"This needs to accout for the ipv4/ipv6 header size and the tcp\nheader without options.\n\nFixes: 6b5dc98e8fac0 (\"netfilter: rt: add support to fetch path mss\")\nReported-by: Matteo Croce \nSigned-off-by: Florian Westphal \n---\n net/netfilter/nft_rt.c | 3 ++-\n 1 file changed, 2 insertions(+), 1 deletion(-)","diff":"diff --git a/net/netfilter/nft_rt.c b/net/netfilter/nft_rt.c\nindex e142e65d3176..8a49b5b54ede 100644\n--- a/net/netfilter/nft_rt.c\n+++ b/net/netfilter/nft_rt.c\n@@ -35,10 +35,11 @@ static u16 get_tcpmss(const struct nft_pktinfo *pkt, const struct dst_entry *skb\n \tswitch (nft_pf(pkt)) {\n \tcase NFPROTO_IPV4:\n \t\tfl.u.ip4.daddr = ip_hdr(skb)->saddr;\n-\t\tminlen = sizeof(struct iphdr);\n+\t\tminlen = sizeof(struct iphdr) + sizeof(struct tcphdr);\n \t\tbreak;\n \tcase NFPROTO_IPV6:\n \t\tfl.u.ip6.daddr = ipv6_hdr(skb)->saddr;\n+\t\tminlen = sizeof(struct ipv6hdr) + sizeof(struct tcphdr);\n \t\tbreak;\n \t}\n \n","prefixes":["nf-next"]}