+static void
+add_client_resource(struct client *client, struct client_resource *resource)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&client->lock, flags);
+ list_add_tail(&resource->link, &client->resource_list);
+ resource->handle = client->resource_handle++;
+ spin_unlock_irqrestore(&client->lock, flags);
+}
+
+static int
+release_client_resource(struct client *client, u32 handle,
+ struct client_resource **resource)
+{
+ struct client_resource *r;
+ unsigned long flags;
+
+ spin_lock_irqsave(&client->lock, flags);
+ list_for_each_entry(r, &client->resource_list, link) {
+ if (r->handle == handle) {
+ list_del(&r->link);
+ break;
+ }
+ }
+ spin_unlock_irqrestore(&client->lock, flags);
+
+ if (&r->link == &client->resource_list)
+ return -EINVAL;
+
+ if (resource)
+ *resource = r;
+ else
+ r->release(client, r);
+
+ return 0;
+}
+
+static void
+release_transaction(struct client *client, struct client_resource *resource)
+{
+ struct response *response =
+ container_of(resource, struct response, resource);
+
+ fw_cancel_transaction(client->device->card, &response->transaction);
+}
+