X-Git-Url: https://git.heureux-cyclage.org/?p=lhc%2Fweb%2Fwiklou.git;a=blobdiff_plain;f=includes%2FLinker.php;h=ae50c66ff26c522a47a8979b9b97529411871b4c;hp=eb7a44f6b4d102e69a6069615f94b9f391cd3880;hb=616525021b3691e30a980a42b837b7ad44ecfd09;hpb=742c4988b9c10af39909dceaec3997dcc8745b48

diff --git a/includes/Linker.php b/includes/Linker.php
index eb7a44f6b4..ae50c66ff2 100644
--- a/includes/Linker.php
+++ b/includes/Linker.php
@@ -894,7 +894,7 @@ class Linker {
 	 * @since 1.16.3. $altUserName was added in 1.19.
 	 */
 	public static function userLink( $userId, $userName, $altUserName = false ) {
-		if ( $userName === '' ) {
+		if ( $userName === '' || $userName === false || $userName === null ) {
 			wfDebug( __METHOD__ . ' received an empty username. Are there database errors ' .
 				'that need to be fixed?' );
 			return wfMessage( 'empty-username' )->parse();