From bfea94d0a7f2c8961f1a8f1f5a04b8e5ace763e8 Mon Sep 17 00:00:00 2001
From: dongmen <414110582@qq.com>
Date: Thu, 23 Dec 2021 12:10:37 +0800
Subject: [PATCH] *: fix check error

---
 cdc/http_handler.go | 1 -
 cdc/http_status.go  | 2 --
 cdc/server.go       | 2 --
 3 files changed, 5 deletions(-)

diff --git a/cdc/http_handler.go b/cdc/http_handler.go
index 291cb97bf29..7b5580d4333 100644
--- a/cdc/http_handler.go
+++ b/cdc/http_handler.go
@@ -85,7 +85,6 @@ func (s *Server) handleResignOwner(w http.ResponseWriter, req *http.Request) {
 		return nil
 	})
 	handleOwnerResp(w, err)
-	return
 }
 
 func (s *Server) handleChangefeedAdmin(w http.ResponseWriter, req *http.Request) {
diff --git a/cdc/http_status.go b/cdc/http_status.go
index efddc52e453..fc384932a69 100644
--- a/cdc/http_status.go
+++ b/cdc/http_status.go
@@ -116,7 +116,6 @@ func (s *Server) handleDebugInfo(w http.ResponseWriter, req *http.Request) {
 	s.capture.WriteDebugInfo(w)
 	fmt.Fprintf(w, "\n\n*** etcd info ***:\n\n")
 	s.writeEtcdInfo(req.Context(), s.etcdClient, w)
-	return
 }
 
 func (s *Server) handleStatus(w http.ResponseWriter, req *http.Request) {
@@ -131,7 +130,6 @@ func (s *Server) handleStatus(w http.ResponseWriter, req *http.Request) {
 		st.IsOwner = s.capture.IsOwner()
 	}
 	writeData(w, st)
-	return
 }
 
 func writeInternalServerError(w http.ResponseWriter, err error) {
diff --git a/cdc/server.go b/cdc/server.go
index 3f00925b23a..9f2885445ec 100644
--- a/cdc/server.go
+++ b/cdc/server.go
@@ -20,7 +20,6 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
-	"sync"
 	"time"
 
 	"github.com/pingcap/errors"
@@ -55,7 +54,6 @@ const (
 type Server struct {
 	capture *capture.Capture
 
-	ownerLock    sync.RWMutex
 	statusServer *http.Server
 	pdClient     pd.Client
 	etcdClient   *kv.CDCEtcdClient