luci-app-ddns: fix wrong service with custom selected

If custom service is selected, no service is actually set in the uci config.
Fallback to custom service if no service is detected in the config.

Fixes #4301

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>

diff --git a/applications/luci-app-ddns/htdocs/luci-static/resources/view/ddns/overview.js b/applications/luci-app-ddns/htdocs/luci-static/resources/view/ddns/overview.js
index 93106db62bac9818a8bb5bbf10ed0925e7af80f9..2ea4cd2d4a06e1d847aadea1345cf9617e367ed2 100644 (file)
--- a/applications/luci-app-ddns/htdocs/luci-static/resources/view/ddns/overview.js
+++ b/applications/luci-app-ddns/htdocs/luci-static/resources/view/ddns/overview.js
@@ -486,7 +486,7 @@ return L.view.extend({
                o.value('-',"-- " + _("custom") + " --");
 
                o.cfgvalue = function(section_id) {
-                       return uci.get('ddns', section_id, 'service_name');
+                       return uci.get('ddns', section_id, 'service_name') || '-';
                }
 
                o.write = function(section_id, formvalue) {