accounter: fix null pointer dereference

pasl-project · Feb 19, 2020 · 8ba3313 · 8ba3313
1 parent 9a7cff7
commit 8ba3313
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/accounter/accounter.go b/accounter/accounter.go
@@ -191,7 +191,10 @@ func (this *Accounter) GetCumulativeDifficultyAndTimestamp(index uint32) (*big.I
 
 func (this *Accounter) getAccountUnsafe(number uint32) *Account {
 	offset := number % defaults.AccountsPerBlock
-	return this.getPackContainingAccountUnsafe(number).GetAccount(int(offset))
+	if pack := this.getPackContainingAccountUnsafe(number); pack != nil {
+		return pack.GetAccount(int(offset))
+	}
+	return nil
 }
 
 func (this *Accounter) GetAccount(number uint32) *Account {