etl: cursor leak (e2 pick) (#13300)

AskAlexSharov · web-flow · commit f5424d2afffd · 2025-01-02T13:26:01.000+01:00
pick: #13299
diff --git a/erigon-lib/etl/collector.go b/erigon-lib/etl/collector.go
@@ -185,6 +185,7 @@ func (c *Collector) Load(db kv.RwTx, toBucket string, loadFunc LoadFunc, args Tr
 		if err != nil {
 			return err
 		}
+		defer cursor.Close()
 		var errLast error
 		lastKey, _, errLast = cursor.Last()
 		if errLast != nil {

Original file line number	Diff line number	Diff line change
`@@ -185,6 +185,7 @@ func (c *Collector) Load(db kv.RwTx, toBucket string, loadFunc LoadFunc, args Tr`
`185`	`185`	`if err != nil {`
`186`	`186`	`return err`
`187`	`187`	`}`
	`188`	`+ defer cursor.Close()`
`188`	`189`	`var errLast error`
`189`	`190`	`lastKey, _, errLast = cursor.Last()`
`190`	`191`	`if errLast != nil {`