setaddr.php: improve type checks. closes #3939

(cherry picked from commit 1f17762) (cherry picked from commit 6db615b)
opnsense · Feb 20, 2020 · 2702445 · 2702445
1 parent f9006d0
commit 2702445
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/opnsense/scripts/shell/setaddr.php b/src/opnsense/scripts/shell/setaddr.php
@@ -539,12 +539,12 @@ function console_configure_dhcpd($version = 4)
     }
 }
 
-if (!$config['interfaces']['lan']) {
+if (empty($config['interfaces']['lan'])) {
     unset($config['interfaces']['lan']);
-    if ($config['dhcpd']['lan']) {
+    if (isset($config['dhcpd']['lan'])) {
         unset($config['dhcpd']['lan']);
     }
-    if ($config['dhcpdv6']['lan']) {
+    if (isset($config['dhcpdv6']['lan'])) {
         unset($config['dhcpdv6']['lan']);
     }
     unset($config['nat']);