From b5162039b2309b78a9c1feb6cc1355988e02b6c3 Mon Sep 17 00:00:00 2001
From: xujing <17826839720@163.com>
Date: Wed, 8 Sep 2021 14:26:20 +0800
Subject: [PATCH] core: fix free undefined pointer when strdup failed in the
 first loop

(cherry picked from commit 1509274359979079e3e61899ce12fc8b0f0958d9)

Conflict:NA
Reference:https://github.com/systemd/systemd/commit/b5162039b2309b78a9c1feb6cc1355988e02b6c3
---
 src/core/load-fragment.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 8fb3c378ee..399a759ad0 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -800,7 +800,7 @@ int config_parse_exec(
                 if (!separate_argv0) {
                         char *w = NULL;
 
-                        if (!GREEDY_REALLOC(n, nlen + 2))
+                        if (!GREEDY_REALLOC0(n, nlen + 2))
                                 return log_oom();
 
                         w = strdup(path);
@@ -832,7 +832,7 @@ int config_parse_exec(
                                 p += 2;
                                 p += strspn(p, WHITESPACE);
 
-                                if (!GREEDY_REALLOC(n, nlen + 2))
+                                if (!GREEDY_REALLOC0(n, nlen + 2))
                                         return log_oom();
 
                                 w = strdup(";");
-- 
2.33.0