pd->seq = clib_host_to_net_u32 (ah0->seq_no);
/* anti-replay check */
- if (ipsec_sa_anti_replay_check (sa0, &ah0->seq_no))
+ if (ipsec_sa_anti_replay_check (sa0, pd->seq))
{
b[0]->error = node->errors[AH_DECRYPT_ERROR_REPLAY];
next[0] = AH_DECRYPT_NEXT_DROP;
if (PREDICT_TRUE (sa0->integ_alg != IPSEC_INTEG_ALG_NONE))
{
- ipsec_sa_anti_replay_advance (sa0, clib_host_to_net_u32 (pd->seq));
+ /* redo the anit-reply check. see esp_decrypt for details */
+ if (ipsec_sa_anti_replay_check (sa0, pd->seq))
+ {
+ b[0]->error = node->errors[AH_DECRYPT_ERROR_REPLAY];
+ next[0] = AH_DECRYPT_NEXT_DROP;
+ goto trace;
+ }
+ ipsec_sa_anti_replay_advance (sa0, pd->seq);
}
u16 ah_hdr_len = sizeof (ah_header_t) + pd->icv_size