From: Arkadi Sharshevsky <arkadis@mellanox.com>
Date: Mon, 25 Sep 2017 10:32:24 +0200
Subject: mlxsw: spectrum_router: Use helper to check for last neighbor
Patch-mainline: v4.15-rc1
Git-commit: ec2437f42b44edc84054feb943d49e8030154c38
References: bsc#1112374

Use list_is_last helper to check for last neighbor.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -1317,7 +1317,7 @@ mlxsw_sp_rif_neigh_next(struct mlxsw_sp_
 						typeof(*neigh_entry),
 						rif_list_node);
 	}
-	if (neigh_entry->rif_list_node.next == &rif->neigh_list)
+	if (list_is_last(&neigh_entry->rif_list_node, &rif->neigh_list))
 		return NULL;
 	return list_next_entry(neigh_entry, rif_list_node);
 }