From: Duan Jiong <duanj.fnst@cn•fujitsu.com>
To: davem@davemloft•net
Cc: netdev@vger•kernel.org, hannes@stressinduktion•org
Subject: [PATCH v2 5/6] ipv6: modify the err to 0 when dealing with NDISC_REDIRECT
Date: Fri, 13 Sep 2013 11:02:23 +0800 [thread overview]
Message-ID: <5232803F.5010108@cn.fujitsu.com> (raw)
In-Reply-To: <52327F00.4040802@cn.fujitsu.com>
From: Duan Jiong <duanj.fnst@cn•fujitsu.com>
when dealing with redirect message, the err shoud
be assigned to 0, not EPROTO. And del the statements
for updating route.
Signed-off-by: Duan Jiong <duanj.fnst@cn•fujitsu.com>
---
net/ipv6/icmp.c | 3 +++
net/ipv6/raw.c | 3 +--
net/ipv6/udp.c | 2 --
3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 4bde43c..6bcedcc 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -975,6 +975,9 @@ int icmpv6_err_convert(u8 type, u8 code, int *err)
case ICMPV6_TIME_EXCEED:
*err = EHOSTUNREACH;
break;
+ case NDISC_REDIRECT:
+ *err = 0;
+ break;
}
return fatal;
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 58916bb..baf86b8 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -335,8 +335,7 @@ static void rawv6_err(struct sock *sk, struct sk_buff *skb,
ip6_sk_update_pmtu(skb, sk, info);
harderr = (np->pmtudisc == IPV6_PMTUDISC_DO);
}
- if (type == NDISC_REDIRECT)
- ip6_sk_redirect(skb, sk);
+
if (np->recverr) {
u8 *payload = skb->data;
if (!inet->hdrincl)
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index f405815..a40b392 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -525,8 +525,6 @@ void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (type == ICMPV6_PKT_TOOBIG)
ip6_sk_update_pmtu(skb, sk, info);
- if (type == NDISC_REDIRECT)
- ip6_sk_redirect(skb, sk);
np = inet6_sk(sk);
--
1.8.3.1
next prev parent reply other threads:[~2013-09-13 3:03 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-13 2:57 [PATCH v2 0/6] ipv6: Do route updating for redirect in ndisc layer Duan Jiong
2013-09-13 2:58 ` [PATCH v2 1/6] ipv6: del the statements for updating route in (dccp|tcp|sctp)_v6_err Duan Jiong
2013-09-13 20:37 ` Hannes Frederic Sowa
2013-09-14 8:20 ` Daniel Borkmann
2013-09-13 2:59 ` [PATCH v2 2/6] ipv6: just match on ICMPV6_PKT_TOOBIG in those err_handle Duan Jiong
2013-09-13 3:00 ` [PATCH v2 3/6] ipv6: del statements for dealing with NDISC_REDIRECT Duan Jiong
2013-09-13 3:01 ` [PATCH v2 4/6] ip6tnl: move route updating for redirect to ndisc layer Duan Jiong
2013-09-13 3:02 ` Duan Jiong [this message]
2013-09-13 3:03 ` [PATCH v2 6/6] ipv6: Do route updating for redirect in " Duan Jiong
2013-09-18 0:29 ` David Miller
2013-09-18 1:39 ` Hannes Frederic Sowa
2013-09-18 1:52 ` Duan Jiong
2013-09-18 4:13 ` Hannes Frederic Sowa
2013-09-18 11:57 ` Duan Jiong
2013-10-09 1:43 ` Hannes Frederic Sowa
2013-10-09 7:00 ` Duan Jiong
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