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authorDavid S. Miller <davem@davemloft.net>2012-07-11 21:27:49 -0700
committerDavid S. Miller <davem@davemloft.net>2012-07-11 21:27:49 -0700
commit55be7a9c6074f749d617a7fc1914c9a23505438c (patch)
tree507268878abc1c5f5476823264b6f9f8acefa205 /net/ipv4/ipip.c
parentb42597e2f36e2043756aa7462faddf630962f061 (diff)
downloadlinux-55be7a9c6074f749d617a7fc1914c9a23505438c.tar.bz2
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.c9
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;