diff --git a/htdocs/core/lib/date.lib.php b/htdocs/core/lib/date.lib.php
index d6618e52839..d4f29f1dfcc 100644
--- a/htdocs/core/lib/date.lib.php
+++ b/htdocs/core/lib/date.lib.php
@@ -504,7 +504,7 @@ function dol_get_last_day($year, $month = 12, $gm = false)
 
 /**	Return GMT time for last hour of a given GMT date (it removes hours, min and second part)
  *
- *	@param		int			$dat
+ *	@param		int			$date
  *  @return		int						Date for last hour of a given date
  */
 function dol_get_last_hour($date)
@@ -515,7 +515,7 @@ function dol_get_last_hour($date)
 
 /**	Return GMT time for first hour of a given GMT date (it removes hours, min and second part)
  *
- *	@param		int			$dat
+ *	@param		int			$date
  *  @return		int						Date for last hour of a given date
  */
 function dol_get_first_hour($date)
diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 2ae8c11d658..be379afd441 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -381,8 +381,7 @@ if ((!defined('NOCSRFCHECK') && empty($dolibarr_nocsrfcheck) && !empty($conf->gl
 		setEventMessages('SecurityTokenHasExpiredSoActionHasBeenCanceledPleaseRetry', null, 'warnings');
 		//if ($conf->global->MAIN_FEATURES_LEVEL >= 1) setEventMessages('Unset POST and GET params by CSRF protection in main.inc.php (Token provided was not generated by the previous page).'."<br>\n".'$_SERVER[REQUEST_URI] = '.$_SERVER['REQUEST_URI'].' $_SERVER[REQUEST_METHOD] = '.$_SERVER['REQUEST_METHOD'].' GETPOST(token) = '.GETPOST('token', 'alpha').' $_SESSION[token] = '.$_SESSION['token'], null, 'warnings');
 		$savid = ((int) $_POST['id']);
-		//$savaction = preg_replace('/[^a-zA-Z0-9]/', '', $_POST['action']);
-		unset ($_POST);
+		unset($_POST);
 		//unset($_POST['action']);
 		unset($_POST['confirm']);
 		unset($_GET['confirm']);