8478 mac: suggest parentheses around '&&' within '||'
Reviewed by: Ryan Zezeski <rpz@joyent.com>
Reviewed by: Alexander Stetsenko <astetsenko@racktopsystems.com>

*** 20,29 ****
--- 20,30 ----
   */
  
  /*
   * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2014, Joyent, Inc.  All rights reserved.
+  * Copyright 2017 RackTop Systems.
   */
  
  /*
   * - General Introduction:
   *
*** 2729,2742 ****
                  /*
                   * Make sure the client is consistent about its requests
                   * for MAC addresses. I.e. all requests from the clients
                   * must have the MAC_UNICAST_HW flag set or clear.
                   */
!                 if ((mcip->mci_state_flags & MCIS_UNICAST_HW) != 0 &&
!                     !is_unicast_hw ||
!                     (mcip->mci_state_flags & MCIS_UNICAST_HW) == 0 &&
!                     is_unicast_hw) {
                          err = EINVAL;
                          goto bail_out;
                  }
          }
          /*
--- 2730,2743 ----
                  /*
                   * Make sure the client is consistent about its requests
                   * for MAC addresses. I.e. all requests from the clients
                   * must have the MAC_UNICAST_HW flag set or clear.
                   */
!                 if (((mcip->mci_state_flags & MCIS_UNICAST_HW) != 0 &&
!                     !is_unicast_hw) ||
!                     ((mcip->mci_state_flags & MCIS_UNICAST_HW) == 0 &&
!                     is_unicast_hw)) {
                          err = EINVAL;
                          goto bail_out;
                  }
          }
          /*