commit 5eb325e0def04241684b4d2c9583f8ca9d8bc05e
Author: jim-p <jimp@netgate.com>
Date:   Thu Nov 9 11:55:07 2023 -0500

    Fix up interfaces.php merge errors. Issue #14949

diff --git a/src/usr/local/www/interfaces.php b/src/usr/local/www/interfaces.php
index b1cb05a640..fb96991941 100755
--- a/src/usr/local/www/interfaces.php
+++ b/src/usr/local/www/interfaces.php
@@ -103,12 +103,6 @@ foreach ($no_address_interfaces as $ifbl) {
 $is_vlan = (bool) interface_is_vlan($realifname);
 $is_parent = !$is_vlan;
 
-init_config_arr(array('interfaces', $if));
-$wancfg = &$config['interfaces'][$if];
-$old_wancfg = $wancfg;
-$old_wancfg['realif'] = get_real_interface($if);
-$old_ppps = $a_ppps;
-
 // Populate page descr if it does not exist.
 if ((strtolower($if) == "wan") &&
     empty(array_get_path($wancfg, 'descr'))) {
@@ -1768,6 +1762,9 @@ if ($_POST['apply']) {
 			}
 		}
 
+		config_set_path('ppps/ppp', $a_ppps);
+		config_set_path('gateways/gateway_item', $a_gateways);
+		config_set_path("interfaces/{$if}", $wancfg);
 		write_config("Interfaces settings changed");
 
 		if ($_POST['gatewayip4']) {