Hotfix/add grad all reduce for sequence parallel
diff --git a/colossalai/shardformer/policies/auto_policy.py b/colossalai/shardformer/policies/auto_policy.py
index 66f2f3363437..c0f32feb9eca 100644
--- a/colossalai/shardformer/policies/auto_policy.py
+++ b/colossalai/shardformer/policies/auto_policy.py
@@ -209,7 +209,7 @@ def get_autopolicy(model: nn.Module, shard_config: ShardConfig = None) -> Policy
         :class:`Policy`: The auto policy for the model
     """
     full_name = _fullname(model)
-    if ShardConfig.inference_only:
+    if shard_config.inference_only:
         policy_location = _INFER_POLICY_LIST.get(full_name, None)
     else:
         policy_location = _POLICY_LIST.get(full_name, None)
@@ -219,5 +219,5 @@ def get_autopolicy(model: nn.Module, shard_config: ShardConfig = None) -> Policy
             f"Auto policy for {model.__class__.__qualname__} is not implemented\n. Supported models are {list(_POLICY_LIST.keys())} and {list(_INFER_POLICY_LIST.keys())}"
         )
     else:
-        policy = import_policy(policy_location, ShardConfig.inference_only)
+        policy = import_policy(policy_location, shard_config.inference_only)
     return policy(model, shard_config)

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