10077 usr/src/uts/ Makefile changes for smatch

*** 10,19 ****
--- 10,20 ----
  #
  
  #
  # Copyright (c) 2013 by Chelsio Communications, Inc. All rights reserved.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  #
  # This makefile drives the production of the Chelsio Terminator 4 10G Ethernet
  # (CXGBE) driver nexus modules on x86 systems.
  #
*** 88,97 ****
--- 89,101 ----
  LINTTAGS += -erroff=E_FUNC_RET_ALWAYS_IGNOR2
  LINTTAGS += -erroff=E_FUNC_RET_MAYBE_IGNORED2
  LINTTAGS += -erroff=E_CASE_FALLTHRU
  LINTTAGS += -erroff=E_ASSIGN_NARROW_CONV
  
+ # needs work
+ SMATCH=off
+ 
  #
  # Default build targets.
  #
  .KEEP_STATE: