core: fix use of uninitialized value

Fixes https://github.com/systemd/systemd/pull/27504#issuecomment-1533354787.

diff --git a/src/core/manager-serialize.c b/src/core/manager-serialize.c
index 080383ced2b40ab9cb34ec7637ea9e39c6eec099..270d95dd70f8f622d6bfac65a5e0ac0f09435868 100644 (file)
--- a/src/core/manager-serialize.c
+++ b/src/core/manager-serialize.c
@@ -266,7 +266,7 @@ static void manager_deserialize_uid_refs_one_internal(
 
         r = parse_uid(value, &uid);
         if (r < 0 || uid == 0) {
-                log_debug("Unable to parse UID/GID reference serialization: " UID_FMT, uid);
+                log_debug("Unable to parse UID/GID reference serialization: %s", value);
                 return;
         }