vpn: Clear the data pointer from provider when destroying

If the data pointer is left around, then vpn plugin might
accidentally use it if dbus messages are received after
we have cleared the vpn connection.

diff --git a/plugins/vpn.c b/plugins/vpn.c
index cbba396..f60a658 100644 (file)
--- a/plugins/vpn.c
+++ b/plugins/vpn.c
@@ -1438,6 +1438,8 @@ static void destroy_provider(struct connection_data *data)
        if (data->call != NULL)
                dbus_pending_call_cancel(data->call);
 
+       connman_provider_set_data(data->provider, NULL);
+
        connman_provider_put(data->provider);
 
        data->provider = NULL;