diff --git a/src/etc/inc/interfaces.inc b/src/etc/inc/interfaces.inc
index 6608c115b..4409075ea 100644
--- a/src/etc/inc/interfaces.inc
+++ b/src/etc/inc/interfaces.inc
@@ -4053,7 +4053,7 @@ function get_interfaces_info($include_unlinked = false)
         }
 
         if (!empty($ifinfo['ipv4'])) {
-            list ($primary4, $unused, $bits4) = interfaces_primary_address($ifdescr, $all_intf_details);
+            list ($primary4,, $bits4) = interfaces_primary_address($ifdescr, $all_intf_details);
             if (!empty($primary4)) {
                 $ifinfo['ipaddr'] = $primary4;
                 $ifinfo['subnet'] = $bits4;
@@ -4072,7 +4072,7 @@ function get_interfaces_info($include_unlinked = false)
         }
 
         if (!empty($ifinfo['ipv6'])) {
-            list ($primary6, $unused, $bits6) = interfaces_primary_address6($ifdescr, $all_intf_details);
+            list ($primary6,, $bits6) = interfaces_primary_address6($ifdescr, $all_intf_details);
             if (!empty($primary6)) {
                 $ifinfo['ipaddrv6'] = $primary6;
                 $ifinfo['subnetv6'] = $bits6;
diff --git a/src/etc/inc/plugins.inc.d/dhcpd.inc b/src/etc/inc/plugins.inc.d/dhcpd.inc
index 5d09883d7..36d7b57ff 100644
--- a/src/etc/inc/plugins.inc.d/dhcpd.inc
+++ b/src/etc/inc/plugins.inc.d/dhcpd.inc
@@ -309,7 +309,7 @@ function dhcpd_radvd_configure($verbose = false, $blacklist = array())
 
         $stanzas = [];
 
-        list ($unused, $networkv6) = interfaces_primary_address6($dhcpv6if, $ifconfig_details);
+        list (, $networkv6) = interfaces_primary_address6($dhcpv6if, $ifconfig_details);
         if (is_subnetv6($networkv6)) {
             $stanzas[] = $networkv6;
         }
@@ -1732,7 +1732,7 @@ function dhcpd_dhcrelay4_configure($verbose = false)
 
         /* XXX runs multiple times because of server address loop :( */
         foreach (array_keys($iflist) as $ifname) {
-            list ($unused, $subnet) = interfaces_primary_address($ifname, $ifconfig_details);
+            list (, $subnet) = interfaces_primary_address($ifname, $ifconfig_details);
             if (!is_subnetv4($subnet)) {
                 continue;
             }
@@ -1855,7 +1855,7 @@ function dhcpd_dhcrelay6_configure($verbose = false)
 
         /* XXX runs multiple times because of server address loop :( */
         foreach (array_keys($iflist) as $ifname) {
-            list ($unused, $subnet) = interfaces_primary_address6($ifname, $ifconfig_details);
+            list (, $subnet) = interfaces_primary_address6($ifname, $ifconfig_details);
             if (!is_subnetv6($subnet)) {
                 continue;
             }
diff --git a/src/etc/inc/plugins.inc.d/ipsec.inc b/src/etc/inc/plugins.inc.d/ipsec.inc
index 6a29d097f..334745170 100644
--- a/src/etc/inc/plugins.inc.d/ipsec.inc
+++ b/src/etc/inc/plugins.inc.d/ipsec.inc
@@ -547,10 +547,10 @@ function ipsec_idinfo_to_cidr(&$idinfo, $addrbits = false, $mode = '')
                 $mode = $idinfo['mode'];
             }
             if ($mode == 'tunnel6') {
-                list ($unused, $network) = interfaces_primary_address6($idinfo['type']);
+                list (, $network) = interfaces_primary_address6($idinfo['type']);
                 return $network;
             } else {
-                list ($unused, $network) = interfaces_primary_address($idinfo['type']);
+                list (, $network) = interfaces_primary_address($idinfo['type']);
                 return $network;
             }
             break; /* NOTREACHED */
diff --git a/src/etc/inc/plugins.inc.d/openvpn.inc b/src/etc/inc/plugins.inc.d/openvpn.inc
index c761f672a..c059d090d 100644
--- a/src/etc/inc/plugins.inc.d/openvpn.inc
+++ b/src/etc/inc/plugins.inc.d/openvpn.inc
@@ -601,7 +601,7 @@ function openvpn_reconfigure($mode, $settings, $device_only = false)
                             strcmp($settings['serverbridge_interface'], "none")
                         ) {
                             /* XXX emulates older code, but does VIP support make sense here anyway? */
-                            list ($biface_ip, $unused, $biface_sn) = interfaces_primary_address(explode('_vip', $settings['serverbridge_interface'])[0]);
+                            list ($biface_ip,, $biface_sn) = interfaces_primary_address(explode('_vip', $settings['serverbridge_interface'])[0]);
                             if (
                                 is_ipaddrv4($biface_ip) && is_ipaddrv4($settings['serverbridge_dhcp_start']) &&
                                 is_ipaddrv4($settings['serverbridge_dhcp_end'])
diff --git a/src/etc/inc/system.inc b/src/etc/inc/system.inc
index 10ca41711..e670f830d 100644
--- a/src/etc/inc/system.inc
+++ b/src/etc/inc/system.inc
@@ -482,7 +482,7 @@ function system_default_route($gateway, $family, $interface, $far = false)
         log_error("ROUTING: creating /tmp/{$realif}_defaultgw using '{$gateway}'");
         @file_put_contents("/tmp/{$realif}_defaultgw", $gateway);
 
-        list ($unused, $network) = interfaces_primary_address($interface);
+        list (, $network) = interfaces_primary_address($interface);
         if (!$far && ip_in_subnet($gateway, $network)) {
             $realif = null;
         } else {
diff --git a/src/opnsense/scripts/shell/banner.php b/src/opnsense/scripts/shell/banner.php
index 428d2e157..5b02d8355 100755
--- a/src/opnsense/scripts/shell/banner.php
+++ b/src/opnsense/scripts/shell/banner.php
@@ -91,7 +91,7 @@ foreach ($iflist as $ifname => $ifcfg) {
         $network = $ifdetails[$realif]['ipv4'][0]['ipaddr'] . "/" .  $ifdetails[$realif]['ipv4'][0]['subnetbits'];
     }
 
-    list ($primary6, $unused, $bits6) = interfaces_primary_address6($ifname, $ifdetails);
+    list ($primary6,, $bits6) = interfaces_primary_address6($ifname, $ifdetails);
     $network6 = "{$primary6}/{$bits6}";
 
     $tobanner = "{$ifcfg['descr']} ({$realif})";
diff --git a/src/www/firewall_virtual_ip.php b/src/www/firewall_virtual_ip.php
index 96bdd91a3..bccd84443 100644
--- a/src/www/firewall_virtual_ip.php
+++ b/src/www/firewall_virtual_ip.php
@@ -53,11 +53,11 @@ function deleteVIPEntry($id) {
     }
 
     if (is_ipaddrv6($a_vip[$id]['subnet'])) {
-        list ($unused, $if_subnet) = interfaces_primary_address6($a_vip[$id]['interface']);
+        list (, $if_subnet) = interfaces_primary_address6($a_vip[$id]['interface']);
         $subnet = gen_subnetv6($a_vip[$id]['subnet'], $a_vip[$id]['subnet_bits']);
         $is_ipv6 = true;
     } else {
-        list ($unused, $if_subnet) = interfaces_primary_address($a_vip[$id]['interface']);
+        list (, $if_subnet) = interfaces_primary_address($a_vip[$id]['interface']);
         $subnet = gen_subnet($a_vip[$id]['subnet'], $a_vip[$id]['subnet_bits']);
         $is_ipv6 = false;
     }
diff --git a/src/www/services_dhcp.php b/src/www/services_dhcp.php
index a0bece540..21c7403a7 100644
--- a/src/www/services_dhcp.php
+++ b/src/www/services_dhcp.php
@@ -174,7 +174,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET') {
         if ((!empty($pconfig['wins1']) && !is_ipaddrv4($pconfig['wins1'])) || (!empty($pconfig['wins2']) && !is_ipaddrv4($pconfig['wins2']))) {
             $input_errors[] = gettext("A valid IP address must be specified for the primary/secondary WINS servers.");
         }
-        list ($unused, $parent_net) = interfaces_primary_address($pconfig['if']);
+        list (, $parent_net) = interfaces_primary_address($pconfig['if']);
         if (is_subnetv4($parent_net) && $pconfig['gateway'] && $pconfig['gateway'] != "none") {
             if (!ip_in_subnet($pconfig['gateway'], $parent_net) && !ip_in_interface_alias_subnet($pconfig['if'], $pconfig['gateway'])) {
                 $input_errors[] = sprintf(gettext("The gateway address %s does not lie within the chosen interface's subnet."), $pconfig['gateway']);
diff --git a/src/www/services_dhcp_edit.php b/src/www/services_dhcp_edit.php
index 97478f892..6f2fd466f 100644
--- a/src/www/services_dhcp_edit.php
+++ b/src/www/services_dhcp_edit.php
@@ -155,7 +155,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET') {
         }
     }
 
-    list ($unused, $parent_net) = interfaces_primary_address($if);
+    list (, $parent_net) = interfaces_primary_address($if);
 
     if (!empty($pconfig['ipaddr'])) {
       if (!ip_in_subnet($pconfig['ipaddr'], $parent_net)) {
diff --git a/src/www/services_dhcpv6.php b/src/www/services_dhcpv6.php
index 0f9cb3c5e..8768744dd 100644
--- a/src/www/services_dhcpv6.php
+++ b/src/www/services_dhcpv6.php
@@ -70,7 +70,7 @@ $ifcfgip = $config['interfaces'][$if]['ipaddrv6'];
 $ifcfgsn = $config['interfaces'][$if]['subnetv6'];
 
 if (isset($config['interfaces'][$if]['dhcpd6track6allowoverride'])) {
-    list ($ifcfgip, $unused, $ifcfgsn) = interfaces_primary_address6($if);
+    list ($ifcfgip,, $ifcfgsn) = interfaces_primary_address6($if);
     $prefix_array = array();
     $prefix_array = explode(':', $ifcfgip);
     $prefix_array[4] = '0';
diff --git a/src/www/vpn_ipsec_phase2.php b/src/www/vpn_ipsec_phase2.php
index 06b8230a3..2efcb41aa 100644
--- a/src/www/vpn_ipsec_phase2.php
+++ b/src/www/vpn_ipsec_phase2.php
@@ -238,7 +238,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET') {
                 break;
             default:
                 if ($pconfig['mode'] == 'tunnel') {
-                    list ($unused, $subnet) = interfaces_primary_address($pconfig['localid_type']);
+                    list (, $subnet) = interfaces_primary_address($pconfig['localid_type']);
                     if (!is_subnetv4($subnet)) {
                         $input_errors[] = sprintf(
                             gettext('Invalid local network: %s has no valid IPv4 network.'),
@@ -246,7 +246,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET') {
                         );
                     }
                 } elseif ($pconfig['mode'] == 'tunnel6') {
-                    list ($unused, $subnet) = interfaces_primary_address6($pconfig['localid_type']);
+                    list (, $subnet) = interfaces_primary_address6($pconfig['localid_type']);
                     if (!is_subnetv6($subnet)) {
                         $input_errors[] = sprintf(
                             gettext('Invalid local network: %s has no valid IPv6 network.'),