From d48013f8a196b206b45ab9c63631f2a56aa5ece9 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Thu, 26 Apr 2018 22:40:45 +0900
Subject: [PATCH] core: an empty string resets delegate controllers but enables
 Delegate= (#8826)

This partially reverts ff1b8455c26b560641d476b426209e297209333a.
---
 src/core/load-fragment.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index c0b1fbe5257..9699421cf14 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -3418,7 +3418,8 @@ int config_parse_delegate(
          * mask to delegate. */
 
         if (isempty(rvalue)) {
-                c->delegate = false;
+                /* An empty string resets controllers and set Delegate=yes. */
+                c->delegate = true;
                 c->delegate_controllers = 0;
                 return 0;
         }