eth/catalyst: simplify new payload param checks

Author: lightclient

eth/catalyst/api.go

@@ -452,22 +452,16 @@ func (api *ConsensusAPI) NewPayloadV2(params engine.ExecutableData) (engine.Payl
 		if params.Withdrawals == nil {
 			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("nil withdrawals post-shanghai"))
 		}
-		if params.ExcessBlobGas != nil {
-			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil excessBlobGas pre-cancun"))
-		}
-		if params.BlobGasUsed != nil {
-			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil params.BlobGasUsed pre-cancun"))
-		}
 	} else {
 		if params.Withdrawals != nil {
 			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil withdrawals pre-shanghai"))
 		}
-		if params.ExcessBlobGas != nil {
-			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil excessBlobGas pre-cancun"))
-		}
-		if params.BlobGasUsed != nil {
-			return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil params.BlobGasUsed pre-cancun"))
-		}
+	}
+	if params.ExcessBlobGas != nil {
+		return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil excessBlobGas pre-cancun"))
+	}
+	if params.BlobGasUsed != nil {
+		return engine.PayloadStatusV1{Status: engine.INVALID}, engine.InvalidParams.With(errors.New("non-nil params.BlobGasUsed pre-cancun"))
 	}
 	return api.newPayload(params, nil, nil)
 }