From 6b13d8f71fb37c573993eccdf190e566d136c117 Mon Sep 17 00:00:00 2001 From: Oliver Herms Date: Thu, 19 Nov 2020 00:06:51 +0100 Subject: [PATCH] IPv6: RTM_GETROUTE: Add RTA_ENCAP to result This patch adds an IPv6 routes encapsulation attribute to the result of netlink RTM_GETROUTE requests (i.e. ip route get 2001:db8::). Signed-off-by: Oliver Herms Reviewed-by: David Ahern Link: https://lore.kernel.org/r/20201118230651.GA8861@tws Signed-off-by: Jakub Kicinski --- net/ipv6/route.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index f91a689edafd..188e114b29b4 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -5558,6 +5558,10 @@ static int rt6_fill_node(struct net *net, struct sk_buff *skb, if (dst->dev && nla_put_u32(skb, RTA_OIF, dst->dev->ifindex)) goto nla_put_failure; + + if (dst->lwtstate && + lwtunnel_fill_encap(skb, dst->lwtstate, RTA_ENCAP, RTA_ENCAP_TYPE) < 0) + goto nla_put_failure; } else if (rt->fib6_nsiblings) { struct fib6_info *sibling, *next_sibling; struct nlattr *mp;