lib: Check that output max size is non-zero when version specified

Otherwise we try to send version to non-existent output
stream.

diff --git a/src/lib/connection.c b/src/lib/connection.c
index 08556af688a049ed0d64ccbbfe0076ac13078074..26340ee830dd4b7fb63b9425f416972cae172eb5 100644 (file)
--- a/src/lib/connection.c
+++ b/src/lib/connection.c
@@ -425,7 +425,8 @@ connection_list_init(const struct connection_settings *set,
                 set->input_full_behavior != CONNECTION_BEHAVIOR_ALLOW);
        i_assert(set->major_version == 0 ||
                 (set->service_name_in != NULL &&
-                 set->service_name_out != NULL));
+                 set->service_name_out != NULL &&
+                 set->output_max_size != 0));
 
        list = i_new(struct connection_list, 1);
        list->set = *set;