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authorEric Dumazet <edumazet@google.com>2019-07-01 06:39:36 -0700
committerDavid S. Miller <davem@davemloft.net>2019-07-01 10:54:51 -0700
commita346abe051bd2bd0d5d0140b2da9ec95639acad7 (patch)
tree1e03874ac049b3d298d382e678a84b68f7ce5f12 /net/ipv6/tcp_ipv6.c
parentMerge tag 'mlx5e-updates-2019-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux (diff)
downloadlinux-dev-a346abe051bd2bd0d5d0140b2da9ec95639acad7.tar.xz
linux-dev-a346abe051bd2bd0d5d0140b2da9ec95639acad7.zip
ipv6: icmp: allow flowlabel reflection in echo replies
Extend flowlabel_reflect bitmask to allow conditional reflection of incoming flowlabels in echo replies. Note this has precedence against auto flowlabels. Add flowlabel_reflect enum to replace hard coded values. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
-rw-r--r--net/ipv6/tcp_ipv6.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 408d9ec26971..4f3f99b39820 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -989,7 +989,7 @@ static void tcp_v6_send_reset(const struct sock *sk, struct sk_buff *skb)
if (sk->sk_state == TCP_TIME_WAIT)
label = cpu_to_be32(inet_twsk(sk)->tw_flowlabel);
} else {
- if (net->ipv6.sysctl.flowlabel_reflect & 2)
+ if (net->ipv6.sysctl.flowlabel_reflect & FLOWLABEL_REFLECT_TCP_RESET)
label = ip6_flowlabel(ipv6h);
}