patch tsoome-feedback

*** 296,310 ****
                          return (err);
          }
  
          err = subr->func(cmd, invl, &onvl);
  
-         if (invl != NULL)
                  nvlist_free(invl);
  
          if (err != 0) {
-                 if (onvl != NULL)
                          nvlist_free(onvl);
                  return (err);
          }
  
          /*
--- 296,308 ----
*** 423,433 ****
  _fini(void)
  {
          int ret;
  
          if ((ret = mod_remove(&modlinkage)) == 0) {
-                 if (fm_vers_nvl != NULL)
                          nvlist_free(fm_vers_nvl);
          }
  
          return (ret);
  }
--- 421,430 ----