Ticket #21181: 21181-1.diff

wp-admin/includes/ms.php

@@ -279 +279 @@
  * @return bool True if space is available, false otherwise.
  */
 function is_upload_space_available() {
-        if ( get_site_option( 'upload_space_check_disabled' ) )
-                return true;
+
+        $is_upload_space_available = true;
 
         if ( !( $space_allowed = get_upload_space_available() ) )
-                return false;
+                $is_upload_space_available = false;
 
-        return true;
+        return apply_filters( 'is_upload_space_available', $is_upload_space_available );
 }
 
 /**