fix dereferencing Issue

Change-Id: I93cd72ce9e6b08d33397275feb4b8bf4ecb585c1

diff --git a/plugins/wifi.c b/plugins/wifi.c
index 9362a71..befc7e2 100755 (executable)
--- a/plugins/wifi.c
+++ b/plugins/wifi.c
@@ -4152,6 +4152,9 @@ static void disconnect_callback(int result, GSupplicantInterface *interface,
        for (list = iface_list; list; list = list->next) {
                wifi = list->data;
 
+               if (!wifi)
+                       continue;
+
                if (wifi->network == NULL && wifi->disconnecting == true)
                        wifi->disconnecting = false;