fix: lint

internal/apps/benchmark/app.go

@@ -637,7 +637,9 @@ func (s *App) diskWriteTest(fileName string, blockSize int64, fileSize int64) (f
 	if err != nil {
 		return 0, 0
 	}
-	defer file.Close()
+	defer func(file *os.File) {
+		_ = file.Close()
+	}(file)
 
 	start := time.Now()
 
@@ -670,7 +672,9 @@ func (s *App) diskReadTest(fileName string, blockSize int64, fileSize int64) (fl
 	if err != nil {
 		return 0, 0
 	}
-	defer file.Close()
+	defer func(file *os.File) {
+		_ = file.Close()
+	}(file)
 
 	start := time.Now()
 

internal/apps/memcached/app.go

@@ -42,7 +42,9 @@ func (s *App) Load(w http.ResponseWriter, r *http.Request) {
 		service.Success(w, []types.NV{})
 		return
 	}
-	defer conn.Close()
+	defer func(conn net.Conn) {
+		_ = conn.Close()
+	}(conn)
 
 	_, err = conn.Write([]byte("stats\nquit\n"))
 	if err != nil {

internal/apps/mysql/app.go

@@ -210,7 +210,9 @@ func (s *App) SetRootPassword(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 	} else {
-		defer mysql.Close()
+		defer func(mysql *db.MySQL) {
+			_ = mysql.Close()
+		}(mysql)
 		if err = mysql.UserPassword("root", req.Password, "localhost"); err != nil {
 			service.Error(w, http.StatusInternalServerError, "%v", err)
 			return