fix #5545
diff --git a/system/libraries/Session/Session_driver.php b/system/libraries/Session/Session_driver.php
index 2fe30b8..a26b3a3 100644
--- a/system/libraries/Session/Session_driver.php
+++ b/system/libraries/Session/Session_driver.php
@@ -121,7 +121,7 @@
*/
public function php5_validate_id()
{
- if (PHP_VERSION_ID < 70000 && isset($_COOKIE[$this->_config['cookie_name']]) && ! $this->validateId($_COOKIE[$this->_config['cookie_name']]))
+ if (isset($_COOKIE[$this->_config['cookie_name']]) && ! $this->validateSessionId($_COOKIE[$this->_config['cookie_name']]))
{
unset($_COOKIE[$this->_config['cookie_name']]);
}