10077 usr/src/uts/ Makefile changes for smatch

*** 22,31 ****
--- 22,32 ----
  # uts/intel/nsmb/Makefile
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  #
  #       intel architecture dependent
  #
  
*** 97,106 ****
--- 98,113 ----
  # The mb_put/md_get functions are intentionally used with and without
  # return value checks, so filter those out like LGREP.2 does.
  LGREP.nsmb =    egrep -v ' ignored: (mb_init|mb_put|md_get)'
  LTAIL   +=      2>&1 | $(LGREP.2) | $(LGREP.nsmb) || true
  
+ # same for smatch
+ SMOFF += all_func_returns
+ 
+ # needs work
+ SMOFF += signed,deref_check
+ 
  #
  #       Default build targets.
  #
  .KEEP_STATE: