fixed compiler warning (nothing returned in non-void function)

diff --git a/rigctl.c b/rigctl.c
index 46c5ac5a88395e287be8019c8d4910e75567ff17..c2098bd9010ecac890248b58a0e7b9f55879e486 100644 (file)
--- a/rigctl.c
+++ b/rigctl.c
@@ -3928,6 +3928,7 @@ static gpointer serial_server(gpointer data) {
      }
      close(client->fd);
      cat_control--;
+     return NULL;
 }
 
 int launch_serial () {