From 7599999dcd966843a08a79529470d15e77139ce0 Mon Sep 17 00:00:00 2001
From: Boqin Qin <Bobbqqin@gmail.com>
Date: Tue, 21 Apr 2020 16:11:38 +0800
Subject: [PATCH] snapshot: add Unlock before return (#20948)
* Forget Unlock in snapshot
* Remove Unlock before panic
---
core/state/snapshot/iterator.go | 1 +
1 file changed, 1 insertion(+)
diff --git a/core/state/snapshot/iterator.go b/core/state/snapshot/iterator.go
index 84cc5c3bc..e6a0cd947 100644
--- a/core/state/snapshot/iterator.go
+++ b/core/state/snapshot/iterator.go
@@ -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))
--
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