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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/ping.c
parente69f73bfecb0178ae6bd20eb778211739cd71fab (diff)
downloadop-kernel-dev-38b7097b55b6cf30adc5ac07cb1055683224393e.zip
op-kernel-dev-38b7097b55b6cf30adc5ac07cb1055683224393e.tar.gz
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/ping.c')
-rw-r--r--net/ipv6/ping.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c
index 3ee3e44..fed40d1 100644
--- a/net/ipv6/ping.c
+++ b/net/ipv6/ping.c
@@ -116,6 +116,9 @@ static int ping_v6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
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 = ip6_sk_dst_lookup_flow(sk, &fl6, daddr);
if (IS_ERR(dst))
return PTR_ERR(dst);
@@ -140,7 +143,6 @@ static int ping_v6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
pfh.family = AF_INET6;
ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);
- ipc6.tclass = np->tclass;
ipc6.dontfrag = np->dontfrag;
ipc6.opt = NULL;
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