diff options
| author | Eric Dumazet <edumazet@google.com> | 2016-06-19 07:52:04 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-19 08:11:39 +0300 |
| commit | 2d7a3b276be2d032a6c1a48ced87a474327ee3d3 (patch) | |
| tree | 7ec3681b46b8aa456e987f7b0248dd94abafddb6 /net/ipv6/sit.c | |
| parent | 5fbba8ac9358f1e796c8aedcccc3487364643723 (diff) | |
| download | linux-2d7a3b276be2d032a6c1a48ced87a474327ee3d3.tar.xz | |
ipv6: translate ICMP_TIME_EXCEEDED to ICMPV6_TIME_EXCEED
For better traceroute/mtr support for SIT and GRE tunnels,
we translate IPV4 ICMP ICMP_TIME_EXCEEDED to ICMPV6_TIME_EXCEED
We also have to translate the IPv4 source IP address of ICMP
message to IPv6 v4mapped.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/sit.c')
| -rw-r--r-- | net/ipv6/sit.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index 78e84d6793ee..d7a36114eb50 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -535,11 +535,11 @@ static int ipip6_err(struct sk_buff *skb, u32 info) goto out; } - if (t->parms.iph.daddr == 0) + err = 0; + if (!ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4, type)) goto out; - err = 0; - if (!ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4)) + if (t->parms.iph.daddr == 0) goto out; if (t->parms.iph.ttl == 0 && type == ICMP_TIME_EXCEEDED) |