Small fix on checkFlowsCount function

Change-Id: I688e859bd359fde0879952d941d7729aa6ec558a
diff --git a/TestON/drivers/common/cli/onosclidriver.py b/TestON/drivers/common/cli/onosclidriver.py
index 22425bf..0c0df3c 100755
--- a/TestON/drivers/common/cli/onosclidriver.py
+++ b/TestON/drivers/common/cli/onosclidriver.py
@@ -2324,7 +2324,8 @@
             main.exit()
 
     def checkFlowCount(self, min=0, timeout=60 ):
-        count = int(self.getTotalFlowsNum( timeout=timeout ))
+        count = self.getTotalFlowsNum( timeout=timeout )
+        count = int (count) if count else 0
         return count if (count > min) else False
 
     def checkFlowsState( self, isPENDING=True, timeout=60,noExit=False ):