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.
---
 plugins/vpn.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/plugins/vpn.c b/plugins/vpn.c
index cbba396..f60a658 100644
--- 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;
-- 
1.7.11.4

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