File _service:tar_scm:backport-unit-file-avoid-null-... of Package systemd

File _service:tar_scm:backport-unit-file-avoid-null-in-debugging-logs.patch of Package systemd

From e58e1472edc97ff2b234fda60fd0f977f12659fb Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Sat, 23 Jul 2022 12:48:35 +0900
Subject: [PATCH] unit-file: avoid (null) in debugging logs

The variable `inst` was set to NULL by TAKE_PTR().

This fixes the following log message:
```
systemd[1]: Unit getty@tty2.service has alias (null).
```

(cherry picked from commit 7c35b78a0b96085e3d634542212c5521bc2a2f21)
(cherry picked from commit 9ac0ad80fe97c22ec3dc4670e859abaae9a1f8bf)
(cherry picked from commit 0e7214c8b5c95bc378ad6b9353e944ec0fba4e21)

Conflict:NA
Reference:https://github.com/systemd/systemd/commit/e58e1472edc97ff2b234fda60fd0f977f12659fb
---
 src/basic/unit-file.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/basic/unit-file.c b/src/basic/unit-file.c
index d1e997ec9f..7b0c932654 100644
--- a/src/basic/unit-file.c
+++ b/src/basic/unit-file.c
@@ -520,12 +520,9 @@ static int add_names(
                                 continue;
                         }
 
-                        r = set_consume(*names, TAKE_PTR(inst));
-                        if (r > 0)
-                                log_debug("Unit %s has alias %s.", unit_name, inst);
+                        r = add_name(unit_name, names, inst);
                 } else
                         r = add_name(unit_name, names, *alias);
-
                 if (r < 0)
                         return r;
         }
-- 
2.27.0