10077 usr/src/uts/ Makefile changes for smatch

*** 19,30 ****
  # CDDL HEADER END
  #
  #
  # Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  #
! #       This makefile drives the production of the srpt pseudo-driver for 
! #       COMSTAR.
  
  #
  #       Path to the base of the uts directory tree (usually /usr/src/uts).
  #
  
--- 19,29 ----
  # CDDL HEADER END
  #
  #
  # Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  #
! # Copyright (c) 2018, Joyent, Inc.
  
  #
  #       Path to the base of the uts directory tree (usually /usr/src/uts).
  #
  
*** 62,71 ****
--- 61,73 ----
  
  C99LMODE=       -Xc99=%all
  
  CERRWARN        += -_gcc=-Wno-unused-label
  
+ # needs work
+ $(OBJS_DIR)/srpt_stp.o := SMOFF += all_func_returns
+ 
  #
  #       Default build targets.
  #
  .KEEP_STATE: