return refcount_inc_not_zero(&dev->refcount);
 }
 
-static int rnbd_clt_change_capacity(struct rnbd_clt_dev *dev,
+static void rnbd_clt_change_capacity(struct rnbd_clt_dev *dev,
                                    sector_t new_nsectors)
 {
        if (get_capacity(dev->gd) == new_nsectors)
-               return 0;
+               return;
 
        /*
         * If the size changed, we need to revalidate it
        rnbd_clt_info(dev, "Device size changed from %llu to %llu sectors\n",
                      get_capacity(dev->gd), new_nsectors);
        set_capacity_and_notify(dev->gd, new_nsectors);
-       return 0;
 }
 
 static int process_msg_open_rsp(struct rnbd_clt_dev *dev,
                ret = -ENOENT;
                goto out;
        }
-       ret = rnbd_clt_change_capacity(dev, newsize);
+       rnbd_clt_change_capacity(dev, newsize);
 
 out:
        mutex_unlock(&dev->lock);