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| author | David S. Miller <davem@davemloft.net> | 2012-07-11 21:27:49 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-07-11 21:27:49 -0700 |
| commit | 55be7a9c6074f749d617a7fc1914c9a23505438c (patch) | |
| tree | 507268878abc1c5f5476823264b6f9f8acefa205 /net/ipv4/ipip.c | |
| parent | b42597e2f36e2043756aa7462faddf630962f061 (diff) | |
| download | lwn-55be7a9c6074f749d617a7fc1914c9a23505438c.tar.gz lwn-55be7a9c6074f749d617a7fc1914c9a23505438c.zip | |
ipv4: Add redirect support to all protocol icmp error handlers.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ipip.c')
| -rw-r--r-- | net/ipv4/ipip.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 715338a1b205..c2d0e6d8baaf 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -360,6 +360,8 @@ static int ipip_err(struct sk_buff *skb, u32 info) if (code != ICMP_EXC_TTL) return 0; break; + case ICMP_REDIRECT: + break; } err = -ENOENT; @@ -376,6 +378,13 @@ static int ipip_err(struct sk_buff *skb, u32 info) goto out; } + if (type == ICMP_REDIRECT) { + ipv4_redirect(skb, dev_net(skb->dev), t->dev->ifindex, 0, + IPPROTO_IPIP, 0); + err = 0; + goto out; + } + if (t->parms.iph.daddr == 0) goto out; |