ip40 = vlib_buffer_get_current (b0);
proto0 = ip_proto_to_nat_proto (ip40->protocol);
- if (PREDICT_FALSE (proto0 == ~0))
+ if (PREDICT_FALSE (proto0 == NAT_PROTOCOL_OTHER))
{
error0 = DSLITE_ERROR_UNSUPPORTED_PROTOCOL;
next0 = DSLITE_CE_ENCAP_NEXT_DROP;