[fix]修复开启dp并且不开启ep报vmfault

vllm/model_executor/layers/fused_moe/layer.py

@@ -1537,6 +1537,7 @@ class FusedMoE(torch.nn.Module):
 
         do_naive_dispatch_combine: bool = (
             self.dp_size > 1
+            and self.ep_size > 1
             and not self.moe_parallel_config.use_deepep_ht_kernels)
         if do_naive_dispatch_combine:
             hidden_states, router_logits = get_ep_group().dispatch(