fix

1 files changed, 2 insertions, 0 deletions

diff --git a/src/transport/plugin_transport_tcp.c b/src/transport/plugin_transport_tcp.c
index 483619b4a..9a6eab012 100644
--- a/src/transport/plugin_transport_tcp.c
+++ b/src/transport/plugin_transport_tcp.c
@@ -1195,6 +1195,8 @@ run_gnunet_nat_client (struct Plugin *plugin,
                                   inet4,
                                   port_as_string, 
                                   NULL);
+  if (NULL == proc)
+    return;
   /* we know that the gnunet-nat-client will terminate virtually
      instantly */
   GNUNET_OS_process_wait (proc);