Type: fix
If no host interface name is passed to the CLI command which creates
an interface pair, NULL gets passed to lcp_itf_pair_create() and a
seg fault occurs. Check whether a host interface name was provided
and fail gracefully if none was given.
Change-Id: I82886f4c2ee710e206c751c34a74399112e9062c
Signed-off-by: Matthew Smith <mgsmith@netgate.com>
unformat_free (line_input);
+ if (!host_if_name)
+ {
+ vec_free (ns);
+ return clib_error_return (0, "host interface name required");
+ }
+
if (sw_if_index == ~0)
{
vec_free (host_if_name);