Avoided to bother libjte if no output paths are given

xorriso/write_run.c

@@ -769,14 +769,14 @@ int Xorriso_write_session(struct XorrisO *xorriso, int flag)
                     xorriso->vol_uuid);
 
 #ifdef Xorriso_with_libjtE
- if(xorriso->libjte_handle) {
+ if(xorriso->libjte_handle && (xorriso->libjte_params_given & (4 | 8))) {
+
+   /* >>> Check whether the mandatory parameters are set */;
+
    ret= libjte_set_outfile(xorriso->libjte_handle, xorriso->outdev);
    Xorriso_process_msg_queues(xorriso, 0);
    if(ret <= 0)
      goto ex;
-
-   /* >>> Check whether the mandatory parameters are set */;
-
    isoburn_igopt_attach_jte(sopts, xorriso->libjte_handle);
 
    /* Padding to be done by libisofs, not by libburn */