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IPv6: RTM_GETROUTE: Add RTA_ENCAP to result

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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 <oliver.peter.herms@gmail.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20201118230651.GA8861@tws
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Oliver Herms 2020-11-19 00:06:51 +01:00 committed by Jakub Kicinski
parent b680a214ec
commit 6b13d8f71f
1 changed files with 4 additions and 0 deletions
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4
net/ipv6/route.c
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@ -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;