PMM-8787 Fix for unlocking another mutex.

Jiri Ctvrtka · Jiri Ctvrtka · commit a9670fc33032 · 2021-09-29T11:24:53.000+02:00
diff --git a/cmd/postgres_exporter/postgres_exporter.go b/cmd/postgres_exporter/postgres_exporter.go
@@ -1475,7 +1475,7 @@ func (e *Exporter) checkMapVersions(ch chan<- prometheus.Metric, server *Server)
 	for key, value := range server.metricMap {
 		metricMap[key] = value
 	}
-	server.lastMapVersionMtx.RUnlock()
+	server.metricMapMtx.RUnlock()
 
 	server.masterMtx.RLock()
 	master := server.master

Original file line number	Diff line number	Diff line change
`@@ -1475,7 +1475,7 @@ func (e Exporter) checkMapVersions(ch chan<- prometheus.Metric, server Server)`
`1475`	`1475`	`for key, value := range server.metricMap {`
`1476`	`1476`	`metricMap[key] = value`
`1477`	`1477`	`}`
`1478`		`- server.lastMapVersionMtx.RUnlock()`
	`1478`	`+ server.metricMapMtx.RUnlock()`
`1479`	`1479`
`1480`	`1480`	`server.masterMtx.RLock()`
`1481`	`1481`	`master := server.master`