Merge remote branch 'origin/master'

libraries/Config.class.php

@@ -1086,10 +1086,13 @@ class PMA_Config
         if ($validity == null) {
             $validity = 2592000;
         }
-        if (strlen($value) && null !== $default && $value === $default
-         && isset($_COOKIE[$cookie])) {
-            // remove cookie, default value is used
-            return $this->removeCookie($cookie);
+        if (strlen($value) && null !== $default && $value === $default) {
+            // default value is used
+            if (isset($_COOKIE[$cookie])) {
+                // remove cookie
+                return $this->removeCookie($cookie);
+            }
+            return false;
         }
 
         if (! strlen($value) && isset($_COOKIE[$cookie])) {

libraries/config.default.php

@@ -587,11 +587,11 @@ $cfg['Confirm'] = true;
 $cfg['LoginCookieRecall'] = true;
 
 /**
- * validity of cookie login (in seconds)
+ * validity of cookie login (in seconds; 1800 seconds is 30 minutes)
  *
  * @global integer $cfg['LoginCookieValidity']
  */
-$cfg['LoginCookieValidity'] = 1440;
+$cfg['LoginCookieValidity'] = 1800;
 
 /**
  * how long login cookie should be stored (in seconds)