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IPv4: RTM_GETROUTE: Add RTA_ENCAP to result
This patch adds an IPv4 routes encapsulation attribute to the result of netlink RTM_GETROUTE requests (e.g. ip route get 192.0.2.1). Signed-off-by: Oliver Herms <oliver.peter.herms@gmail.com> Reviewed-by: David Ahern <dsahern@kernel.org> Link: https://lore.kernel.org/r/20201113085517.GA1307262@tws Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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@ -2872,6 +2872,9 @@ static int rt_fill_info(struct net *net, __be32 dst, __be32 src,
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if (rt->dst.dev &&
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nla_put_u32(skb, RTA_OIF, rt->dst.dev->ifindex))
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goto nla_put_failure;
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if (rt->dst.lwtstate &&
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lwtunnel_fill_encap(skb, rt->dst.lwtstate, RTA_ENCAP, RTA_ENCAP_TYPE) < 0)
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goto nla_put_failure;
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#ifdef CONFIG_IP_ROUTE_CLASSID
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if (rt->dst.tclassid &&
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nla_put_u32(skb, RTA_FLOW, rt->dst.tclassid))
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