commit d8e985e0fe16823456c731db41c04c1f94de58c5
Author: Joel Pittet <joel@pittet.ca>
Date:   Tue Nov 19 20:03:32 2013 -0800

    175

diff --git a/core/includes/session.inc b/core/includes/session.inc
index 773cb40..b938ae3 100644
--- a/core/includes/session.inc
+++ b/core/includes/session.inc
@@ -44,7 +44,7 @@ function drupal_session_commit() {
   // sessions.
   global $user;
 
-  if ($user->isAuthenticated() && REQUEST_TIME - $user->access > settings()->get('session_write_interval', 180)) {
+  if ($user->isAuthenticated() && REQUEST_TIME - $user->getLastAccessedTime() > settings()->get('session_write_interval', 180)) {
     db_update('users')
       ->fields(array(
         'access' => REQUEST_TIME