From 346f870b8a9aaf0847f7c7cffdbb447bb2f3853e Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Thu, 29 Dec 2011 15:22:33 -0500 Subject: [PATCH] ipv6: Report TCP timetstamp info in cacheinfo just like ipv4 does. I missed this while adding ipv6 support to inet_peer. Signed-off-by: David S. Miller --- net/ipv6/route.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 0940729d2f9..30de9e74a81 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -2360,11 +2360,13 @@ static int rt6_fill_node(struct net *net, int iif, int type, u32 pid, u32 seq, int prefix, int nowait, unsigned int flags) { + const struct inet_peer *peer; struct rtmsg *rtm; struct nlmsghdr *nlh; long expires; u32 table; struct neighbour *n; + u32 ts, tsage; if (prefix) { /* user wants prefix routes only */ if (!(rt->rt6i_flags & RTF_PREFIX_RT)) { @@ -2471,7 +2473,14 @@ static int rt6_fill_node(struct net *net, else expires = INT_MAX; - if (rtnl_put_cacheinfo(skb, &rt->dst, 0, 0, 0, + peer = rt->rt6i_peer; + ts = tsage = 0; + if (peer && peer->tcp_ts_stamp) { + ts = peer->tcp_ts; + tsage = get_seconds() - peer->tcp_ts_stamp; + } + + if (rtnl_put_cacheinfo(skb, &rt->dst, 0, ts, tsage, expires, rt->dst.error) < 0) goto nla_put_failure; -- 2.46.0