10077 usr/src/uts/ Makefile changes for smatch

*** 20,29 ****
--- 20,30 ----
  #
  #
  # Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  #
  #       This makefile drives the production of the bofi driver 
  #       kernel module.
  #
*** 68,77 ****
--- 69,81 ----
  
  CPPFLAGS        += -I../../sun4
  
  CERRWARN        += -_gcc=-Wno-uninitialized
  
+ # needs work
+ $(OBJS_DIR)/bofi.o := SMOFF += signed_integer_overflow_check,deref_check
+ 
  #
  # For now, disable these lint checks; maintainers should endeavor
  # to investigate and remove these for maximum lint coverage.
  # Please do not carry these forward to new Makefiles.
  #