diff --git a/trie/database.go b/trie/database.go index df7fc01eaba69964fc4b7ccb51b4a8c4abeeaf54..8675b9f0a0c029f7f1eb01d1e2aa07ba86546d59 100644 --- a/trie/database.go +++ b/trie/database.go @@ -475,9 +475,14 @@ func (db *Database) dereference(child common.Hash, parent common.Hash) { } if node.parents == 0 { // Remove the node from the flush-list - if child == db.oldest { + switch child { + case db.oldest: db.oldest = node.flushNext - } else { + db.nodes[node.flushNext].flushPrev = common.Hash{} + case db.newest: + db.newest = node.flushPrev + db.nodes[node.flushPrev].flushNext = common.Hash{} + default: db.nodes[node.flushPrev].flushNext = node.flushNext db.nodes[node.flushNext].flushPrev = node.flushPrev } @@ -697,9 +702,14 @@ func (db *Database) uncache(hash common.Hash) { return } // Node still exists, remove it from the flush-list - if hash == db.oldest { + switch hash { + case db.oldest: db.oldest = node.flushNext - } else { + db.nodes[node.flushNext].flushPrev = common.Hash{} + case db.newest: + db.newest = node.flushPrev + db.nodes[node.flushPrev].flushNext = common.Hash{} + default: db.nodes[node.flushPrev].flushNext = node.flushNext db.nodes[node.flushNext].flushPrev = node.flushPrev }