10077 usr/src/uts/ Makefile changes for smatch

*** 22,31 ****
--- 22,32 ----
  # uts/intel/hook/Makefile
  #
  # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  #
  #       This makefile drives the production of the hook driver kernel module.
  #
  #       INTEL implementation architecture dependent
*** 50,59 ****
--- 51,63 ----
  #
  include $(UTSBASE)/intel/Makefile.intel
  
  CERRWARN        += -_gcc=-Wno-uninitialized
  
+ # needs work
+ $(OBJS_DIR)/hook.o := SMOFF += all_func_returns
+ 
  #
  #       Define targets
  #
  ALL_TARGET      = $(BINARY)
  LINT_TARGET     = $(MODULE).lint