From 968101f6114cd1bfeec0b1b1dd10ba8c695c862a Mon Sep 17 00:00:00 2001
From: Michael Scherer <mscherer@users.noreply.github.com>
Date: Mon, 19 Sep 2016 17:58:20 +0200
Subject: [PATCH] Fix #17624 (#17627)

Even if the size of the network is 0, it should have a netmask.
---
 lib/ansible/plugins/filter/ipaddr.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/ansible/plugins/filter/ipaddr.py b/lib/ansible/plugins/filter/ipaddr.py
index 46157e8bbb..32b6017e12 100644
--- a/lib/ansible/plugins/filter/ipaddr.py
+++ b/lib/ansible/plugins/filter/ipaddr.py
@@ -163,8 +163,7 @@ def _net_query(v):
             return str(v.network) + '/' + str(v.prefixlen)
 
 def _netmask_query(v):
-    if v.size > 1:
-        return str(v.netmask)
+    return str(v.netmask)
 
 def _network_query(v):
     if v.size > 1: