From 9a00b2d4afdc51d31611614e309f5358b19625c5 Mon Sep 17 00:00:00 2001
From: Toshio Kuratomi <toshio@fedoraproject.org>
Date: Wed, 15 Jun 2016 09:37:09 -0700
Subject: [PATCH] Check that required arguments src and dest are present.

Fixes #16301
---
 lib/ansible/plugins/action/synchronize.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/ansible/plugins/action/synchronize.py b/lib/ansible/plugins/action/synchronize.py
index 7537c7cdd32..66a7fc0e203 100644
--- a/lib/ansible/plugins/action/synchronize.py
+++ b/lib/ansible/plugins/action/synchronize.py
@@ -266,6 +266,10 @@ class ActionModule(ActionBase):
         # MUNGE SRC AND DEST PER REMOTE_HOST INFO
         src = self._task.args.get('src', None)
         dest = self._task.args.get('dest', None)
+        if src is None or dest is None:
+            return dict(failed=True,
+                    msg="synchronize requires both src and dest parameters are set")
+
         if not dest_is_local:
             # Private key handling
             if use_delegate: