do not assume PrivateData != NULL on closing

2005-05-29 17:42:01 +00:00
parent 79cfbc7b13
commit be2994832a
1 changed files with 16 additions and 15 deletions
@@ -418,6 +418,7 @@ IOWarrior_close(Driver *drvthis)
 {
 PrivateData *p = drvthis->private_data;

+  if (p != NULL) {
    /* don't turn display off: keep the logoff message */
    // iowlcd_display_on_off(p->udh,0,0,0);

@@ -438,8 +439,8 @@ PrivateData *p = drvthis->private_data;
      free(p->backingstore);
    p->backingstore = NULL;

-  if (p != NULL)
    free(p);
+  }  
  drvthis->store_private_ptr(drvthis, NULL);

  debug(RPT_DEBUG, "IOWarrior: closed");