app/testpmd: fix topology error message

Fixes: 3e2006d6186c ("app/testpmd: add loopback topology")
Cc: stable@dpdk.org
Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>

diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
index ca9fc58..84e7a63 100644 (file)
--- a/app/test-pmd/parameters.c
+++ b/app/test-pmd/parameters.c
@@ -940,7 +940,7 @@ launch_args_parse(int argc, char** argv)
                                        port_topology = PORT_TOPOLOGY_LOOP;
                                else
                                        rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
-                                                " must be: paired or chained \n",
+                                                " must be: paired, chained or loop\n",
                                                 optarg);
                        }
                        if (!strcmp(lgopts[opt_idx].name, "forward-mode"))