From 958b8c7bd7a3cf1e710faf8c19a528cc94c214fe Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Fri, 12 Oct 2018 04:24:27 +0900
Subject: [PATCH] core: fix member access within null pointer

config_parse_tasks_max() is also used for parsing system.conf or
user.conf. In that case, userdata is NULL.

Fixes #10362.
---
 src/core/load-fragment.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 9f24b47b0b6..f96775ee719 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -3093,7 +3093,7 @@ int config_parse_tasks_max(
         int r;
 
         if (isempty(rvalue)) {
-                *tasks_max = u->manager->default_tasks_max;
+                *tasks_max = u ? u->manager->default_tasks_max : UINT64_MAX;
                 return 0;
         }