From 55be7a9c6074f749d617a7fc1914c9a23505438c Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Wed, 11 Jul 2012 21:27:49 -0700 Subject: ipv4: Add redirect support to all protocol icmp error handlers. Signed-off-by: David S. Miller --- net/ipv4/ip_gre.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'net/ipv4/ip_gre.c') diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 594cec35ac4..0c3123566d7 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -528,6 +528,9 @@ static void ipgre_err(struct sk_buff *skb, u32 info) if (code != ICMP_EXC_TTL) return; break; + + case ICMP_REDIRECT: + break; } rcu_read_lock(); @@ -543,7 +546,11 @@ static void ipgre_err(struct sk_buff *skb, u32 info) t->parms.link, 0, IPPROTO_GRE, 0); goto out; } - + if (type == ICMP_REDIRECT) { + ipv4_redirect(skb, dev_net(skb->dev), t->parms.link, 0, + IPPROTO_GRE, 0); + goto out; + } if (t->parms.iph.daddr == 0 || ipv4_is_multicast(t->parms.iph.daddr)) goto out; -- cgit v1.2.3-70-g09d2