Brings in a patch on having flusher not suppress errors.

jameinel · jameinel · commit 17f007e1b6d6 · 2018-01-16T14:22:15.000+02:00
go-mgo#360
diff --git a/txn/flusher.go b/txn/flusher.go
@@ -759,7 +759,7 @@ func (f *flusher) checkpoint(t *transaction, revnos []int64) error {
 		f.debugf("Ready to apply %s. Saving revnos %v: LOST RACE", t, debugRevnos)
 		return f.reload(t)
 	}
-	return nil
+	return err
 }
 
 func (f *flusher) apply(t *transaction, pull map[bson.ObjectId]*transaction) error {

Original file line number	Diff line number	Diff line change
`@@ -759,7 +759,7 @@ func (f flusher) checkpoint(t transaction, revnos []int64) error {`
`759`	`759`	`f.debugf("Ready to apply %s. Saving revnos %v: LOST RACE", t, debugRevnos)`
`760`	`760`	`return f.reload(t)`
`761`	`761`	`}`
`762`		`- return nil`
	`762`	`+ return err`
`763`	`763`	`}`
`764`	`764`
`765`	`765`	`func (f flusher) apply(t transaction, pull map[bson.ObjectId]*transaction) error {`