From: Alin Nastac <alin.nastac@gmail.com>
To: netfilter-devel@vger.kernel.org
Subject: [PATCH] ipv6: Preserve link scope traffic original oif
Date: Wed, 1 Mar 2017 14:00:59 +0100 [thread overview]
Message-ID: <1488373259-31296-1-git-send-email-alin.nastac@gmail.com> (raw)
Link-local and multicast packets must keep their original oif after
ip6_route_me_harder is called.
Signed-off-by: Alin Nastac <alin.nastac@gmail.com>
---
net/ipv6/netfilter.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c
index 39970e2..02811c5 100644
--- a/net/ipv6/netfilter.c
+++ b/net/ipv6/netfilter.c
@@ -24,7 +24,8 @@ int ip6_route_me_harder(struct net *net, struct sk_buff *skb)
unsigned int hh_len;
struct dst_entry *dst;
struct flowi6 fl6 = {
- .flowi6_oif = skb->sk ? skb->sk->sk_bound_dev_if : 0,
+ .flowi6_oif = skb->sk ? skb->sk->sk_bound_dev_if :
+ rt6_need_strict(&iph->daddr) ? skb_dst(skb)->dev->ifindex : 0,
.flowi6_mark = skb->mark,
.flowi6_uid = sock_net_uid(net, skb->sk),
.daddr = iph->daddr,
--
1.7.12.4
next reply other threads:[~2017-03-01 13:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-01 13:00 Alin Nastac [this message]
-- strict thread matches above, loose matches on Subject: below --
2017-03-01 13:47 [PATCH] ipv6: Preserve link scope traffic original oif Alin Nastac
2017-03-03 11:39 ` Pablo Neira Ayuso
2017-03-03 11:56 ` Alin Năstac
2017-03-03 12:12 ` Pablo Neira Ayuso
2017-03-03 13:22 ` Alin Năstac
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