5045 use atomic_{inc,dec}_* instead of atomic_add_*

*** 2816,2826 ****
                  esph_ptr = (esph_t *)(udpha + 1);
          }
  
          esph_ptr->esph_spi = assoc->ipsa_spi;
  
!         esph_ptr->esph_replay = htonl(atomic_add_32_nv(&assoc->ipsa_replay, 1));
          if (esph_ptr->esph_replay == 0 && assoc->ipsa_replay_wsize != 0) {
                  /*
                   * XXX We have replay counter wrapping.
                   * We probably want to nuke this SA (and its peer).
                   */
--- 2816,2826 ----
                  esph_ptr = (esph_t *)(udpha + 1);
          }
  
          esph_ptr->esph_spi = assoc->ipsa_spi;
  
!         esph_ptr->esph_replay = htonl(atomic_inc_32_nv(&assoc->ipsa_replay));
          if (esph_ptr->esph_replay == 0 && assoc->ipsa_replay_wsize != 0) {
                  /*
                   * XXX We have replay counter wrapping.
                   * We probably want to nuke this SA (and its peer).
                   */