From 0a3df61f33c46b6508f7815d0780a9ae2485b4ff Mon Sep 17 00:00:00 2001
From: John Estabrook <jestabro@vyos.io>
Date: Mon, 20 Apr 2020 21:52:12 -0500
Subject: vyos.util: T2347: call will print output only if non-empty

---
 python/vyos/util.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/python/vyos/util.py b/python/vyos/util.py
index b1d95fbbf..3d4f1c42f 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -155,7 +155,8 @@ def call(command, flag='', shell=None, input=None, timeout=None, env=None,
         env=env, shell=shell,
         decode=decode,
     )
-    print(out)
+    if out:
+        print(out)
     return code
 
 
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