Don't check if some task couldn't be submitted

examples/mult/xgemm.c

@@ -405,6 +405,7 @@ int main(int argc, char **argv)
 				ret = starpu_task_submit(task);
 				if (ret == -ENODEV)
 				{
+				     check = 0;
 				     ret = 77;
 				     goto enodev;
 				}