From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Fri, 25 May 2018 01:52:47 +0000 (+0900)
Subject: load-fragment: setting empty string to Nice= resets the previous assignments
X-Git-Tag: v239~179^2~16
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=de5e6038ca0e826bc281b4957b4ed0f34ef366ea;p=thirdparty%2Fsystemd.git

load-fragment: setting empty string to Nice= resets the previous assignments
---

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 0bc162ad1de..d2ce73f726e 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -490,6 +490,11 @@ int config_parse_exec_nice(
         assert(rvalue);
         assert(data);
 
+        if (isempty(rvalue)) {
+                c->nice_set = false;
+                return 0;
+        }
+
         r = parse_nice(rvalue, &priority);
         if (r < 0) {
                 if (r == -ERANGE)