From a9eb373e9f4f4961df4b9382f33813abbd706328 Mon Sep 17 00:00:00 2001
From: Yichen Wang <yicwang@cisco.com>
Date: Thu, 3 Aug 2017 11:16:07 -0700
Subject: [PATCH] Return error code when something goes wrong

Change-Id: Idb9bc292833886014b096fee0e8f281a7eb31976
---
 vmtp/vmtp.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/vmtp/vmtp.py b/vmtp/vmtp.py
index 3d9c2e6..54c49b2 100755
--- a/vmtp/vmtp.py
+++ b/vmtp/vmtp.py
@@ -474,6 +474,8 @@ class VmtpTest(object):
             LOG.error('Stopping execution on error, cleanup all VMs/networks manually')
             sys.exit(2)
         else:
+            global return_code
+            return_code = 1
             self.teardown()
 
 def test_native_tp(nhosts, ifname, config):