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authorHannes Frederic Sowa <hannes@stressinduktion.org>2016-06-11 20:08:19 +0200
committerDavid S. Miller <davem@davemloft.net>2016-06-11 15:33:26 -0700
commit38b7097b55b6cf30adc5ac07cb1055683224393e (patch)
tree354f839048b45dcfa415469431fa4640fd6f2652 /net/ipv6/icmp.c
parente69f73bfecb0178ae6bd20eb778211739cd71fab (diff)
ipv6: use TOS marks from sockets for routing decision
In IPv6 the ToS values are part of the flowlabel in flowi6 and get extracted during fib rule lookup, but we forgot to correctly initialize the flowlabel before the routing lookup. Reported-by: <liam.mcbirnie@boeing.com> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/icmp.c')
-rw-r--r--net/ipv6/icmp.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 4527285fcaa2..40454bfb534e 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -502,12 +502,14 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)
else if (!fl6.flowi6_oif)
fl6.flowi6_oif = np->ucast_oif;
+ ipc6.tclass = np->tclass;
+ fl6.flowlabel = ip6_make_flowinfo(ipc6.tclass, fl6.flowlabel);
+
dst = icmpv6_route_lookup(net, skb, sk, &fl6);
if (IS_ERR(dst))
goto out;
ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);
- ipc6.tclass = np->tclass;
ipc6.dontfrag = np->dontfrag;
ipc6.opt = NULL;