From 3f485c7c3133ac0844d4117191d6744aca3e69bd Mon Sep 17 00:00:00 2001
From: Qu Xuan <quxuan@yunionyun.com>
Date: Tue, 20 Apr 2021 17:22:22 +0800
Subject: [PATCH] fix(region): avoid panic when sync aliyun networks

---
 pkg/multicloud/aliyun/vpc.go | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/pkg/multicloud/aliyun/vpc.go b/pkg/multicloud/aliyun/vpc.go
index 9a5f964e3c..520b5915a1 100644
--- a/pkg/multicloud/aliyun/vpc.go
+++ b/pkg/multicloud/aliyun/vpc.go
@@ -115,7 +115,7 @@ func (self *SVpc) addWire(wire *SWire) {
 }
 
 func (self *SVpc) getWireByZoneId(zoneId string) *SWire {
-	for i := 0; i <= len(self.iwires); i += 1 {
+	for i := 0; i < len(self.iwires); i += 1 {
 		wire := self.iwires[i].(*SWire)
 		if wire.zone.ZoneId == zoneId {
 			return wire
@@ -137,8 +137,10 @@ func (self *SVpc) fetchVSwitches() error {
 	}
 	for i := 0; i < len(switches); i += 1 {
 		wire := self.getWireByZoneId(switches[i].ZoneId)
-		switches[i].wire = wire
-		wire.addNetwork(&switches[i])
+		if wire != nil {
+			switches[i].wire = wire
+			wire.addNetwork(&switches[i])
+		}
 	}
 	return nil
 }