diff --git a/src/etc/inc/util.inc b/src/etc/inc/util.inc
index d48d4fc87..a9772fa49 100644
--- a/src/etc/inc/util.inc
+++ b/src/etc/inc/util.inc
@@ -774,29 +774,6 @@ function get_configured_interface_list($only_opt = false, $withdisabled = false)
     return $iflist;
 }
 
-/* return the configured interfaces list. */
-function get_configured_interface_list_by_realif ($only_opt = false, $withdisabled = false)
-{
-    global $config;
-
-    $iflist = array();
-    /* if list */
-    if (isset($config['interfaces'])) {
-        foreach (legacy_config_get_interfaces(array("virtual" => false)) as $if => $ifdetail) {
-            if ($only_opt && ($if == "wan" || $if == "lan")) {
-                continue;
-            }
-            if (isset($ifdetail['enable']) || $withdisabled == true) {
-                $tmpif = get_real_interface($if);
-                if (!empty($tmpif)) {
-                    $iflist[$tmpif] = $if;
-                }
-            }
-        }
-    }
-    return $iflist;
-}
-
 function get_configured_interface_with_descr($only_opt = false, $withdisabled = false)
 {
     global $config;