Apply suggestion from @liu-cong

Co-authored-by: Cong Liu <[email protected]>

Author: vMaroon

pkg/epp/scheduling/framework/plugins/multi/prefix/plugin.go

@@ -274,7 +274,7 @@ func hashPrompt(ctx context.Context, request *types.LLMRequest, cacheBlockSize i
 	res := make([]BlockHash, 0, len(userInput)/cacheBlockSize)
 	// Add the model to the first block hash so that different models have different hashes even with the same body.
 	h := xxhash.New()
-	_, _ = h.Write([]byte(request.TargetModel))
+	h.Write([]byte(request.TargetModel))
 	prevBlockHash := BlockHash(h.Sum64())
 	for i := 0; i+cacheBlockSize <= len(userInput); i += cacheBlockSize {
 		h.Reset()