diff options
| -rw-r--r-- | src/plugins/cnat/cnat_snat.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/plugins/cnat/cnat_snat.c b/src/plugins/cnat/cnat_snat.c index 2f6a6314c5b..f3951cb7244 100644 --- a/src/plugins/cnat/cnat_snat.c +++ b/src/plugins/cnat/cnat_snat.c @@ -119,11 +119,17 @@ static clib_error_t * cnat_set_snat (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { + unformat_input_t _line_input, *line_input = &_line_input; + clib_error_t *e = 0; ip_address_t addr; - while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + /* Get a line of input. */ + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { - if (unformat (input, "%U", unformat_ip_address, &addr)) + if (unformat (line_input, "%U", unformat_ip_address, &addr)) { if (ip_addr_version (&addr) == AF_IP4) clib_memcpy (&cnat_main.snat_ip4, &ip_addr_v4 (&addr), @@ -133,18 +139,24 @@ cnat_set_snat (vlib_main_t * vm, sizeof (ip6_address_t)); } else - return (clib_error_return (0, "unknown input '%U'", - format_unformat_error, input)); + { + e = clib_error_return (0, "unknown input '%U'", + format_unformat_error, input); + goto done; + } } - return (NULL); +done: + unformat_free (line_input); + + return (e); } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cnat_set_snat_command, static) = { .path = "cnat snat with", - .short_help = "cnat snat with [ip]", + .short_help = "cnat snat with [<ip4-address>][<ip6-address>]", .function = cnat_set_snat, }; /* *INDENT-ON* */ |