10077 usr/src/uts/ Makefile changes for smatch

*** 20,34 ****
  #
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  #
- #       This makefile drives the production of the mac driver 
- #       kernel module.
- #
- #
  #       Path to the base of the uts directory tree (usually /usr/src/uts).
  #
  UTSBASE = ../..
  
  #
--- 20,32 ----
  #
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
+ 
  #
  #       Path to the base of the uts directory tree (usually /usr/src/uts).
  #
  UTSBASE = ../..
  
  #
*** 65,74 ****
--- 63,79 ----
  CERRWARN        += -_gcc=-Wno-uninitialized
  CERRWARN        += -_gcc=-Wno-type-limits
  CERRWARN        += -_gcc=-Wno-switch
  CERRWARN        += -_gcc=-Wno-unused-variable
  
+ # needs work
+ SMOFF += all_func_returns
+ $(OBJS_DIR)/mac.o := SMOFF += deref_check
+ $(OBJS_DIR)/mac_util.o := SMOFF += signed
+ 
+ # false positive
+ $(OBJS_DIR)/mac_sched.o := SMOFF += assign_vs_compare
  #
  #       Default build targets.
  #
  .KEEP_STATE: