fix: do not fetch LDAP display name all the timefix/noid/ldap-displayname-cached

- use cache and rely on background update mechanism
- with ajax cron it will still run
- core User must not cache uid as displayname to address edge case (early
  announcement with displayname not ready)

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/private/User/User.php b/lib/private/User/User.php
index 580c590e6eb..a53d84794fd 100644
--- a/lib/private/User/User.php
+++ b/lib/private/User/User.php
@@ -145,7 +145,7 @@ class User implements IUser {
 			if (!empty($displayName)) {
 				$this->displayName = $displayName;
 			} else {
-				$this->displayName = $this->uid;
+				return $this->uid;
 			}
 		}
 		return $this->displayName;