check for io_submodule, not app_io

diff --git a/src/modules/proto_radius/proto_radius.c b/src/modules/proto_radius/proto_radius.c
index 8c355154113a2409616954127824e7c6cf25773b..80cea3ac5382cb78e2693c90132504b2b91a3fe6 100644 (file)
--- a/src/modules/proto_radius/proto_radius.c
+++ b/src/modules/proto_radius/proto_radius.c
@@ -399,7 +399,10 @@ static int mod_bootstrap(void *instance, CONF_SECTION *conf)
                i++;
        }
 
-       if (!inst->app_io) return 0;
+       /*
+        *      No IO module, it's an empty listener.
+        */
+       if (!inst->io_submodule) return 0;
 
        /*
         *      Bootstrap the I/O module