From: Oliver Herms Date: Fri, 13 Nov 2020 08:55:17 +0000 (+0100) Subject: IPv4: RTM_GETROUTE: Add RTA_ENCAP to result X-Git-Tag: v5.11-rc1~169^2~255 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ae8cb93286e50ece1e45674661cbefcafe8b811c;p=thirdparty%2Fkernel%2Flinux.git 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 Reviewed-by: David Ahern Link: https://lore.kernel.org/r/20201113085517.GA1307262@tws Signed-off-by: Jakub Kicinski --- diff --git a/net/ipv4/route.c b/net/ipv4/route.c index a3b60c41cbadc..c962f0d96d8de 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2872,6 +2872,9 @@ static int rt_fill_info(struct net *net, __be32 dst, __be32 src, if (rt->dst.dev && nla_put_u32(skb, RTA_OIF, rt->dst.dev->ifindex)) goto nla_put_failure; + if (rt->dst.lwtstate && + lwtunnel_fill_encap(skb, rt->dst.lwtstate, RTA_ENCAP, RTA_ENCAP_TYPE) < 0) + goto nla_put_failure; #ifdef CONFIG_IP_ROUTE_CLASSID if (rt->dst.tclassid && nla_put_u32(skb, RTA_FLOW, rt->dst.tclassid))