core: prevent access to uninitialized NotaryAssisted fee

Signed-off-by: Anna Shaleva <shaleva.ann@nspcc.ru>
nspcc-dev · Jun 7, 2024 · 551f9eb · 551f9eb
1 parent 738ef51
commit 551f9eb
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pkg/core/blockchain.go b/pkg/core/blockchain.go
@@ -2117,6 +2117,9 @@ func (bc *Blockchain) GetNotaryBalance(acc util.Uint160) *big.Int {
 // per key which is a reward per notary request key for designated notary nodes.
 // Default value is returned if Notary contract is not yet active.
 func (bc *Blockchain) GetNotaryServiceFeePerKey() int64 {
+	if !bc.isHardforkEnabled(&transaction.NotaryAssistedActivation, bc.BlockHeight()) {
+		return 0
+	}
 	return bc.contracts.Policy.GetAttributeFeeInternal(bc.dao, transaction.NotaryAssistedT)
 }