Ensure that the file_directory_path variable is set (using the old 5.x default, if necessary), so that the changed 6.x default won't break existing sites.

Related topics

File

modules/system/system.install, line 2583

Code

function system_update_6046() {
  $ret = array();
  if (!variable_get('file_directory_path', FALSE)) {
    variable_set('file_directory_path', 'files');
    $ret[] = array(
      'success' => TRUE,
      'query' => "variable_set('file_directory_path')",
    );
  }
  return $ret;
}