From 9ef3b718d98ada5c02ebe67c2a545d3005a6b10d Mon Sep 17 00:00:00 2001
From: Chauncey <chaunceyjiang@gmail.com>
Date: Mon, 26 Jan 2026 22:44:02 +0800
Subject: [PATCH] [Bugfix] Fix Can't instantiate abstract class
 DeepseekV32IndexerBackend (#33052)

Signed-off-by: chaunceyjiang <chaunceyjiang@gmail.com>
---
 vllm/distributed/kv_transfer/kv_connector/v1/nixl_connector.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vllm/distributed/kv_transfer/kv_connector/v1/nixl_connector.py b/vllm/distributed/kv_transfer/kv_connector/v1/nixl_connector.py
index e82ef910c..aef2848dc 100644
--- a/vllm/distributed/kv_transfer/kv_connector/v1/nixl_connector.py
+++ b/vllm/distributed/kv_transfer/kv_connector/v1/nixl_connector.py
@@ -302,7 +302,7 @@ class NixlConnector(KVConnectorBase_V1):
     @property
     def prefer_cross_layer_blocks(self) -> bool:
         backend = get_current_attn_backend(self._vllm_config)
-        if backend().get_name() not in (
+        if backend.get_name() not in (
             "FLASH_ATTN",
             "FLASHINFER",
         ):