Ticket #19538: 19538.diff

wp-admin/includes/ms.php

@@ -385 +385 @@
  */
 function get_space_allowed() {
         $space_allowed = get_option( 'blog_upload_space' );
-        if ( $space_allowed === false )
+        if ( empty( $space_allowed ) )
                 $space_allowed = get_site_option( 'blog_upload_space' );
         if ( empty( $space_allowed ) || !is_numeric( $space_allowed ) )
                 $space_allowed = 50;