From f4c43a8115d73c67cb04987f5ad34116aff9fbe2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Fri, 5 Jul 2019 13:49:43 +0200
Subject: [PATCH] pid1: do not say "(null)" if no disabled controllers

It looks like we made a mistake. The list is just empty, that's all.
---
 src/core/cgroup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 9a1aec144e4..c3f89d776b6 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -279,7 +279,7 @@ void cgroup_context_dump(CGroupContext *c, FILE* f, const char *prefix) {
                 prefix, c->memory_limit,
                 prefix, c->tasks_max,
                 prefix, cgroup_device_policy_to_string(c->device_policy),
-                prefix, strnull(disable_controllers_str),
+                prefix, strempty(disable_controllers_str),
                 prefix, yes_no(c->delegate));
 
         if (c->delegate) {