network: Make sure not to checkConnection on the wireless section

As the wireless section does not contain checkConnection.

diff --git a/js/ui/status/network.js b/js/ui/status/network.js
index fc0f47bd1be8e942527176aed6da847c8a0d5ebd..751711823f536b84561c44eb1b69a81ae41c6e8a 100644 (file)
--- a/js/ui/status/network.js
+++ b/js/ui/status/network.js
@@ -1571,9 +1571,10 @@ const NMApplet = new Lang.Class({
             this._vpnSection.checkConnection(connection);
         } else {
             let devices = this._devices[section].devices;
-            for (let i = 0; i < devices.length; i++) {
-                devices[i].checkConnection(connection);
-            }
+            devices.forEach(function(wrapper) {
+                if (wrapper instanceof NMConnectionSection)
+                    wrapper.checkConnection(connection);
+            });
         }
     },