examples/l2fwd: fix [no-]mac-updating options

For l2fwd, --no-mac-updating and --mac-updating are treated as invalid
arguments. Rework long options parsing to let --no-mac-updating and
--mac-updating options work well.

Fixes: fa19eb20d212 ("examples/l2fwd: add forwarding port mapping option")
Cc: stable@dpdk.org
Signed-off-by: Chenglian Sun <sunchenglian@loongson.cn>
Reviewed-by: David Marchand <david.marchand@redhat.com>

diff --git a/examples/l2fwd/main.c b/examples/l2fwd/main.c
index 32d405e..ca4db60 100644 (file)
--- a/examples/l2fwd/main.c
+++ b/examples/l2fwd/main.c
@@ -433,13 +433,16 @@ enum {
 
        /* first long only option value must be >= 256, so that we won't
         * conflict with short options */
-       CMD_LINE_OPT_MIN_NUM = 256,
+       CMD_LINE_OPT_MAC_UPDATING_NUM = 256,
+       CMD_LINE_OPT_NO_MAC_UPDATING_NUM,
        CMD_LINE_OPT_PORTMAP_NUM,
 };
 
 static const struct option lgopts[] = {
-       { CMD_LINE_OPT_MAC_UPDATING, no_argument, &mac_updating, 1},
-       { CMD_LINE_OPT_NO_MAC_UPDATING, no_argument, &mac_updating, 0},
+       { CMD_LINE_OPT_MAC_UPDATING, no_argument, 0,
+               CMD_LINE_OPT_MAC_UPDATING_NUM},
+       { CMD_LINE_OPT_NO_MAC_UPDATING, no_argument, 0,
+               CMD_LINE_OPT_NO_MAC_UPDATING_NUM},
        { CMD_LINE_OPT_PORTMAP_CONFIG, 1, 0, CMD_LINE_OPT_PORTMAP_NUM},
        {NULL, 0, 0, 0}
 };
@@ -501,6 +504,14 @@ l2fwd_parse_args(int argc, char **argv)
                        }
                        break;
 
+               case CMD_LINE_OPT_MAC_UPDATING_NUM:
+                       mac_updating = 1;
+                       break;
+
+               case CMD_LINE_OPT_NO_MAC_UPDATING_NUM:
+                       mac_updating = 0;
+                       break;
+
                default:
                        l2fwd_usage(prgname);
                        return -1;