[ONOS-6890] Fix the IndexError from the FUNCbgpls test

Change-Id: I07b4889564235407e3720fd03f588ea03b21db1e
diff --git a/TestON/tests/FUNC/FUNCbgpls/FUNCbgpls.py b/TestON/tests/FUNC/FUNCbgpls/FUNCbgpls.py
index 4b0b589..a401bb2 100644
--- a/TestON/tests/FUNC/FUNCbgpls/FUNCbgpls.py
+++ b/TestON/tests/FUNC/FUNCbgpls/FUNCbgpls.py
@@ -254,6 +254,7 @@
         bgplsConfig.Comments()
         time.sleep( 120 )
         response = main.Cluster.active( 0 ).CLI.devices()
+
         responseCheck = main.FALSE
         if response:
             responseCheck = main.TRUE
@@ -336,7 +337,7 @@
         response = main.Cluster.active( 0 ).CLI.links()
         linksResp = json.loads( response )
         check_link = bgplsConfig.checkLinks( linksResp )
-
+        reply_Check_Link = main.FALSE
         if check_link:
             reply_Check_Link = main.TRUE
         utilities.assert_equals( expect=main.TRUE, actual=reply_Check_Link,
@@ -408,6 +409,7 @@
         response = main.Cluster.active( 0 ).CLI.links()
         linksResp = json.loads( response )
         check_link = bgplsConfig.checkLinks( linksResp )
+        reply_Check_Link = main.FALSE
         if not check_link:
             reply_Check_Link = main.TRUE
         utilities.assert_equals( expect=main.TRUE, actual=reply_Check_Link,