From 3534aa7e696bf1764fc0418a1a54c5db85eaeae0 Mon Sep 17 00:00:00 2001
From: Ulric Qin <ulric.qin@gmail.com>
Date: Thu, 8 Oct 2020 19:39:52 +0800
Subject: [PATCH] bugfix: GetLeafNidsForMon check node is nil

---
 src/models/node.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/models/node.go b/src/models/node.go
index 120cedf8..7e168ecd 100644
--- a/src/models/node.go
+++ b/src/models/node.go
@@ -576,6 +576,10 @@ func GetLeafNidsForMon(nid int64, exclNid []int64) ([]int64, error) {
 		return nids, err
 	}
 
+	if node == nil {
+		return []int64{}, nil
+	}
+
 	nodeIds, err := node.LeafIds()
 	if err != nil {
 		return nids, err