10075 make usr/src/tools smatch clean

*** 22,31 ****
--- 22,33 ----
  /*
   * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   *
   * Copyright 2015 PALO, Richard
+  *
+  * Copyright (c) 2018, Joyent, Inc.
   */
  
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
*** 74,83 ****
--- 76,86 ----
          e->symsrc = NULL;
          e->file_type = DIR_T;
  
          while ((e->arch = assign_arch(arch)) == 0) {
                  if ((arch = strtok(NULL, FS)) == NULL) {
+                         free(e);
                          return (0);
                  }
          }
  
          (void) strcpy(e->name, name);