From: Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com>
Date: Mon, 11 Jun 2018 21:33:38 -0700
Subject: nfp: flower: free dst_entry in route table
Patch-mainline: v4.18-rc1
Git-commit: e62e51af3430745630f0cf76bb41a28d20c4ebdc
References: bsc#1109837

We need to release the refcnt on dst_entry in the route table, otherwise
we will leak the route.

Fixes: 8e6a9046b66a ("nfp: flower vxlan neighbour offload")
Signed-off-by: Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com>
Signed-off-by: Louis Peens <louis.peens@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
@@ -381,6 +381,8 @@ nfp_tun_neigh_event_handler(struct notif
 	err = PTR_ERR_OR_ZERO(rt);
 	if (err)
 		return NOTIFY_DONE;
+
+	ip_rt_put(rt);
 #else
 	return NOTIFY_DONE;
 #endif