10077 usr/src/uts/ Makefile changes for smatch

@@ -20,15 +20,11 @@
 #
 #
 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-#       This makefile drives the production of the nca driver 
-#       kernel module.
-#
-#       intel architecture dependent
-#
+# Copyright (c) 2018, Joyent, Inc.
 
 #
 #       Path to the base of the uts directory tree (usually /usr/src/uts).
 #
 UTSBASE = ../..

@@ -69,10 +65,13 @@
 LINTTAGS        += -erroff=E_PTRDIFF_OVERFLOW -erroff=E_BAD_PTR_CAST_ALIGN
 
 CERRWARN        += -_gcc=-Wno-uninitialized
 CERRWARN        += -_gcc=-Wno-unused-label
 
+# needs work
+SMOFF += all_func_returns
+
 #
 #       Default build targets.
 #
 .KEEP_STATE: