nat: fix incorrect using about sw_if_index in nat44-ed static mapping v2 api.
Type: fix
@@ -590,7 +590,7 @@ static void
}
sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index);
- if (sw_if_index)
+ if (sw_if_index != ~0)
{
flags |= NAT_SM_FLAG_SWITCH_ADDRESS;
}
