From d88264ee3b65c2c2375c56c2fa48bfefa464c76b Mon Sep 17 00:00:00 2001
From: Brian Coca <brian.coca+git@gmail.com>
Date: Wed, 15 Jun 2016 11:23:14 -0400
Subject: [PATCH] add executable if none exists when become

this is needed as become adds commands that require shell

(cherry picked from commit 4acac55d233ac09745b56c8a577a2404019d6e9e)
---
 lib/ansible/playbook/play_context.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/ansible/playbook/play_context.py b/lib/ansible/playbook/play_context.py
index 1f0a04f4cb..4e5649ce7d 100644
--- a/lib/ansible/playbook/play_context.py
+++ b/lib/ansible/playbook/play_context.py
@@ -447,7 +447,7 @@ class PlayContext(Base):
 
         if self.become:
 
-            if executable is None:
+            if not executable:
                 executable = self.executable
 
             becomecmd   = None