10080 smatch Makefile changes for usr/src/cmd

*** 20,29 ****
--- 20,30 ----
  #
  #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  PROG= lockstat
  OBJS= lockstat.o sym.o
  SRCS= $(OBJS:%.o=../%.c)
  
*** 31,40 ****
--- 32,44 ----
  
  LDLIBS += -lelf -lkstat -ldtrace
  CFLAGS += $(CCVERBOSE)
  CFLAGS64 += $(CCVERBOSE)
  CERRWARN += -_gcc=-Wno-uninitialized
+ 
+ SMOFF += index_overflow
+ 
  LINTFLAGS += -xerroff=E_SEC_SPRINTF_UNBOUNDED_COPY
  LINTFLAGS64 += -xerroff=E_SEC_SPRINTF_UNBOUNDED_COPY
  
  FILEMODE= 0555