Passing-by-reference deprecated

Pass-by-reference has been deprecated as of PHP 5.3.x causing a notice. As of PHP 5.4.x pass-by-reference is being removed. Function definitions alone are enough to correctly pass the argument by reference.

Author: m4ikel

application/libraries/REST_Controller.php

@@ -1086,7 +1086,7 @@ protected function _check_login($username = '', $password = NULL)
 			return $this->_perform_ldap_auth($username, $password);
 		}
 
-		$valid_logins = & $this->config->item('rest_valid_logins');
+		$valid_logins = $this->config->item('rest_valid_logins');
 
 		if ( ! array_key_exists($username, $valid_logins))
 		{
@@ -1181,7 +1181,7 @@ protected function _prepare_digest_auth()
 			$this->_force_login($uniqid);
 		}
 
-		$valid_logins = & $this->config->item('rest_valid_logins');
+		$valid_logins = $this->config->item('rest_valid_logins');
 		$valid_pass = $valid_logins[$digest['username']];
 
 		// This is the valid response expected