firewall: fix a crash report

4725b679 · Franco Fichtner · 0cdad62a · 4725b679
Commit 4725b679 authored Aug 05, 2016 by Franco Fichtner
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filter.inc src/etc/inc/filter.inc +1 -1

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--- a/src/etc/inc/filter.inc
+++ b/src/etc/inc/filter.inc
@@ -2829,7 +2829,7 @@ EOD;
        unset($alports);
    }

-    if ($pptpdcfg['mode'] && $pptpdcfg['mode'] == 'server' && !isset($config['system']['disablevpnrules'])) {
+    if (isset($pptpdcfg['mode']) && $pptpdcfg['mode'] == 'server' && !isset($config['system']['disablevpnrules'])) {
        if ($pptpdcfg['mode'] == "server") {
            $pptpdtarget = get_interface_ip();
        }