luci-app-firewall: fix removing networks from zone

Fixes: #4608
Signed-off-by: Jo-Philipp Wich <jo@mein.io>

diff --git a/applications/luci-app-firewall/htdocs/luci-static/resources/view/firewall/zones.js b/applications/luci-app-firewall/htdocs/luci-static/resources/view/firewall/zones.js
index b24521e1eede311c2f96f2f66e2cc82e8f972f2a..b2f9b81a9ba17811b726e7eb363f1be029793c31 100644 (file)
--- a/applications/luci-app-firewall/htdocs/luci-static/resources/view/firewall/zones.js
+++ b/applications/luci-app-firewall/htdocs/luci-static/resources/view/firewall/zones.js
@@ -186,9 +186,11 @@ return view.extend({
                                }
 
                        return Promise.all(tasks).then(function(zone_networks) {
-                               if (zone_networks[0])
+                               if (zone_networks[0]) {
+                                       zone_networks[0].clearNetworks();
                                        for (var i = 1; i < zone_networks.length; i++)
                                                zone_networks[0].addNetwork(zone_networks[i].getName());
+                               }
                        });
                };