core/state: reduce allocation in updateStateObject (#31861)

Optimize updateStateObject to reduce an allocation.

Author: MariusVanDerWijden

core/state/statedb.go

@@ -562,9 +562,8 @@ func (s *StateDB) GetTransientState(addr common.Address, key common.Hash) common
 // updateStateObject writes the given object to the trie.
 func (s *StateDB) updateStateObject(obj *stateObject) {
 	// Encode the account and update the account trie
-	addr := obj.Address()
-	if err := s.trie.UpdateAccount(addr, &obj.data, len(obj.code)); err != nil {
-		s.setError(fmt.Errorf("updateStateObject (%x) error: %v", addr[:], err))
+	if err := s.trie.UpdateAccount(obj.Address(), &obj.data, len(obj.code)); err != nil {
+		s.setError(fmt.Errorf("updateStateObject (%x) error: %v", obj.Address(), err))
 	}
 	if obj.dirtyCode {
 		s.trie.UpdateContractCode(obj.Address(), common.BytesToHash(obj.CodeHash()), obj.code)