diff --git a/models/migrations/migrations.go b/models/migrations/migrations.go
index bbd1bb734f..9ffcfb4df2 100644
--- a/models/migrations/migrations.go
+++ b/models/migrations/migrations.go
@@ -238,6 +238,8 @@ var migrations = []Migration{
 	NewMigration("change length of some repository columns", changeSomeColumnsLengthOfRepo),
 	// v91 -> v92
 	NewMigration("add index on owner_id of repository and type, review_id of comment", addIndexOnRepositoryAndComment),
+	// v92 -> v93
+	NewMigration("remove orphaned repository index statuses", removeLingeringIndexStatus),
 }
 
 // Migrate database to current version
diff --git a/models/migrations/v92.go b/models/migrations/v92.go
new file mode 100644
index 0000000000..090332f151
--- /dev/null
+++ b/models/migrations/v92.go
@@ -0,0 +1,16 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package migrations
+
+import (
+	"github.com/go-xorm/xorm"
+	"xorm.io/builder"
+)
+
+func removeLingeringIndexStatus(x *xorm.Engine) error {
+
+	_, err := x.Exec(builder.Delete(builder.NotIn("`repo_id`", builder.Select("`id`").From("`repository`"))).From("`repo_indexer_status`"))
+	return err
+}
diff --git a/models/ssh_key.go b/models/ssh_key.go
index b2a905305a..4f93b5c44f 100644
--- a/models/ssh_key.go
+++ b/models/ssh_key.go
@@ -685,12 +685,14 @@ func rewriteAllPublicKeys(e Engine) error {
 			}
 			_, err = t.WriteString(line + "\n")
 			if err != nil {
+				f.Close()
 				return err
 			}
 		}
-		defer f.Close()
+		f.Close()
 	}
 
+	t.Close()
 	return os.Rename(tmpPath, fPath)
 }
 
diff --git a/models/webhook_slack.go b/models/webhook_slack.go
index f422953e41..9c179bb24a 100644
--- a/models/webhook_slack.go
+++ b/models/webhook_slack.go
@@ -120,8 +120,8 @@ func getSlackDeletePayload(p *api.DeletePayload, slack *SlackMeta) (*SlackPayloa
 
 // getSlackForkPayload composes Slack payload for forked by a repository.
 func getSlackForkPayload(p *api.ForkPayload, slack *SlackMeta) (*SlackPayload, error) {
-	baseLink := SlackLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
-	forkLink := SlackLinkFormatter(p.Forkee.HTMLURL, p.Forkee.FullName)
+	baseLink := SlackLinkFormatter(p.Forkee.HTMLURL, p.Forkee.FullName)
+	forkLink := SlackLinkFormatter(p.Repo.HTMLURL, p.Repo.FullName)
 	text := fmt.Sprintf("%s is forked to %s", baseLink, forkLink)
 	return &SlackPayload{
 		Channel:  slack.Channel,