integration: fix ovsdpdk_mq_pvp_rxqs_testpmd

[vswitchperf.git] / conf / __init__.py

diff --git a/conf/__init__.py b/conf/__init__.py
index 83c5475..6dff836 100644 (file)
--- a/conf/__init__.py
+++ b/conf/__init__.py
@@ -256,6 +256,9 @@ class Settings(object):
         Expand VM option with given key for given number of VMs
         """
         tmp_value = self.getValue(key)
+        # skip empty/not set value
+        if not tmp_value:
+            return
         if isinstance(tmp_value, str):
             scalar = True
             master_value = tmp_value