mix func DecodeRLP

core/types/receipt.go

@@ -252,16 +252,7 @@ func (r *ReceiptForStorage) DecodeRLP(s *rlp.Stream) error {
 	if err != nil {
 		return err
 	}
-	// Try decoding from the newest format for future proofness, then the older one
-	// for old nodes that just upgraded. V4 was an intermediate unreleased format so
-	// we do need to decode it, but it's not common (try last).
-	if err := decodeStoredReceiptRLP(r, blob); err == nil {
-		return nil
-	}
-	return decodeStoredReceiptRLP(r, blob)
-}
 
-func decodeStoredReceiptRLP(r *ReceiptForStorage, blob []byte) error {
 	var stored StoredReceiptRLP
 	if err := rlp.DecodeBytes(blob, &stored); err != nil {
 		return err