Don't show saving error if no data changed

git-svn-id: https://svn.roundcube.net/trunk@4692 208e9e7b-5314-0410-a742-e7e81cd9613c

1 files changed, 1 insertions, 1 deletions

diff --git a/roundcubemail/program/include/rcube_user.php b/roundcubemail/program/include/rcube_user.php
index c9936d619..e6ec46159 100644
--- a/roundcubemail/program/include/rcube_user.php
+++ b/roundcubemail/program/include/rcube_user.php
@@ -154,7 +154,7 @@ class rcube_user
 
         $this->language = $_SESSION['language'];
 
-        if ($this->db->affected_rows()) {
+        if ($this->db->affected_rows() !== false) {
             $config->set_user_prefs($a_user_prefs);
             $this->data['preferences'] = $save_prefs;
             return true;