diff --git a/dao/print_dao.go b/dao/print_dao.go
index 9aade1a..56d3dec 100644
--- a/dao/print_dao.go
+++ b/dao/print_dao.go
@@ -77,14 +77,13 @@ func GetPrintersPage(db *sqlx.DB, appID int, printNo, name string, status, isOnl
 	}
 	sqlOther += " LIMIT ? OFFSET ?"
 	sqlParams = append(sqlParams, pageSize, offset)
-	printers := make([]*model.Printer, 0, 0)
-	if err = db.Select(&printers, sql+sqlOther, sqlParams...); err == nil {
-		return &model.PagedInfo{
-			TotalCount: count,
-			Data:       printers,
-		}, err
+
+	var printers []model.Printer
+	if err = db.Select(&printers, sql+sqlOther, sqlParams...); err != nil {
+		return nil, err
 	}
-	return page, err
+
+	return &model.PagedInfo{TotalCount: count, Data: printers}, err
 }
 
 func GetPrintMessagesPage(db *sqlx.DB, printNo, msgID, beginAt, endAt string, offset, pageSize int) (page *model.PagedInfo, err error) {