fix concurrent write seen of subfetcher (#446)

bnb-chain · Oct 12, 2021 · 5e210b3 · 5e210b3
1 parent 59d3b53
commit 5e210b3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/state/trie_prefetcher.go b/core/state/trie_prefetcher.go
@@ -105,7 +105,7 @@ func (p *triePrefetcher) abortLoop() {
 func (p *triePrefetcher) close() {
 	for _, fetcher := range p.fetchers {
 		p.abortChan <- fetcher // safe to do multiple times
-
+		<-fetcher.term
 		if metrics.Enabled {
 			if fetcher.root == p.root {
 				p.accountLoadMeter.Mark(int64(len(fetcher.seen)))