5253 kmem_alloc/kmem_zalloc won't fail with KM_SLEEP
5254 getrbuf won't fail with KM_SLEEP

*** 782,795 ****
          mutex_exit(&dev->device_lock);
  
          /* allocate storage for ME clients representation */
          clients = kmem_zalloc(dev->num_heci_me_clients*
              sizeof (struct heci_me_client), KM_SLEEP);
-         if (!clients) {
-                 DBG("memory allocation for ME clients failed.\n");
-                 return (-ENOMEM);
-         }
  
          mutex_enter(&dev->device_lock);
          dev->me_clients = clients;
          mutex_exit(&dev->device_lock);
  
--- 782,791 ----
*** 1049,1060 ****
  heci_alloc_file_private(struct heci_file *file)
  {
          struct heci_file_private *priv;
  
          priv = kmem_zalloc(sizeof (struct heci_file_private), KM_SLEEP);
-         if (!priv)
-                 return (NULL);
  
          heci_init_file_private(priv, file);
  
          return (priv);
  }
--- 1045,1054 ----
*** 1097,1108 ****
  
          if (file_ext->state != HECI_FILE_DISCONNECTING)
                  return (0);
  
          priv_cb = kmem_zalloc(sizeof (struct heci_cb_private), KM_SLEEP);
-         if (!priv_cb)
-                 return (-ENOMEM);
  
          LIST_INIT_HEAD(&priv_cb->cb_list);
          priv_cb->file_private = file_ext;
          priv_cb->major_file_operations = HECI_CLOSE;
          mutex_enter(&dev->device_lock);
--- 1091,1100 ----