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

*** 411,421 ****
                  if ((mp->b_cont != NULL) &&
                      (mp->b_cont->b_datap->db_type == M_DATA)) {
                          mp = mp->b_cont; /* jump over the M_CTL into M_DATA */
                  } else {
                          ipgpc0dbg(("ipgpc_invoke_action: no data\n"));
!                         atomic_add_64(&ipgpc_epackets, 1);
                          return (EINVAL);
                  }
          }
  
          /*
--- 411,421 ----
                  if ((mp->b_cont != NULL) &&
                      (mp->b_cont->b_datap->db_type == M_DATA)) {
                          mp = mp->b_cont; /* jump over the M_CTL into M_DATA */
                  } else {
                          ipgpc0dbg(("ipgpc_invoke_action: no data\n"));
!                         atomic_inc_64(&ipgpc_epackets);
                          return (EINVAL);
                  }
          }
  
          /*
*** 483,503 ****
                  end = gethrtime(); /* stop timer */
          }
  
          /* ipgpc_classify will only return NULL if a memory error occured */
          if (out_class == NULL) {
!                 atomic_add_64(&ipgpc_epackets, 1);
                  return (ENOMEM);
          }
  
          ipgpc1dbg(("ipgpc_invoke_action: class = %s", out_class->class_name));
          /* print time to classify(..) */
          ipgpc2dbg(("ipgpc_invoke_action: time = %lld nsec\n", (end - start)));
  
          if ((rc = ipp_packet_add_class(packet, out_class->class_name,
              out_class->next_action)) != 0) {
!                 atomic_add_64(&ipgpc_epackets, 1);
                  ipgpc0dbg(("ipgpc_invoke_action: ipp_packet_add_class " \
                      "failed with error %d", rc));
                  return (rc);
          }
          return (ipp_packet_next(packet, IPP_ACTION_CONT));
--- 483,503 ----
                  end = gethrtime(); /* stop timer */
          }
  
          /* ipgpc_classify will only return NULL if a memory error occured */
          if (out_class == NULL) {
!                 atomic_inc_64(&ipgpc_epackets);
                  return (ENOMEM);
          }
  
          ipgpc1dbg(("ipgpc_invoke_action: class = %s", out_class->class_name));
          /* print time to classify(..) */
          ipgpc2dbg(("ipgpc_invoke_action: time = %lld nsec\n", (end - start)));
  
          if ((rc = ipp_packet_add_class(packet, out_class->class_name,
              out_class->next_action)) != 0) {
!                 atomic_inc_64(&ipgpc_epackets);
                  ipgpc0dbg(("ipgpc_invoke_action: ipp_packet_add_class " \
                      "failed with error %d", rc));
                  return (rc);
          }
          return (ipp_packet_next(packet, IPP_ACTION_CONT));