change RLock to Lock for MutableTree.VersionExists (#448)

cosmos · Dec 1, 2021 · 19a5dde · 19a5dde
1 parent 72b6c23
commit 19a5dde
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/mutable_tree.go b/mutable_tree.go
@@ -62,8 +62,8 @@ func (tree *MutableTree) IsEmpty() bool {
 
 // VersionExists returns whether or not a version exists.
 func (tree *MutableTree) VersionExists(version int64) bool {
-	tree.mtx.RLock()
-	defer tree.mtx.RUnlock()
+	tree.mtx.Lock()
+	defer tree.mtx.Unlock()
 
 	if tree.allRootLoaded {
 		return tree.versions[version]