Ticket #19067: 19067.function.patch

wp-includes/deprecated.php

@@ -3381 +3381 @@
         $log   = log( $bytes, 1024 );
         $power = (int) $log;
         $size  = pow( 1024, $log - $power );
-        return $size . $units[$power];
+        $unit = array_key_exists( $power, $units ) ? $units[ $power ] : $units[0];
+        return $size . $unit;
 }