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snapshot: add Unlock before return (#20948)

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* Forget Unlock in snapshot

* Remove Unlock before panic
This commit is contained in:
Boqin Qin 2020-04-21 16:11:38 +08:00 committed by GitHub
parent 79b68dd78d
commit 7599999dcd
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core/state/snapshot/iterator.go
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@ -125,6 +125,7 @@ func (it *diffAccountIterator) Account() []byte {
blob, ok := it.layer.accountData[it.curHash]
if !ok {
if _, ok := it.layer.destructSet[it.curHash]; ok {
it.layer.lock.RUnlock()
return nil
}
panic(fmt.Sprintf("iterator referenced non-existent account: %x", it.curHash))