From bff3ef3db4bd8bd2a089c5e62806cb3a5beb315b Mon Sep 17 00:00:00 2001
From: Yao Zengzeng <yaozengzeng@zju.edu.cn>
Date: Fri, 19 Jul 2019 17:16:34 +0800
Subject: [PATCH] minor enhancement: return multi error when closeAll() (#663)

Signed-off-by: YaoZengzeng <yaozengzeng@zju.edu.cn>
---
 chunks/chunks.go | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/chunks/chunks.go b/chunks/chunks.go
index 04b34c9f0..bd7b9e765 100644
--- a/chunks/chunks.go
+++ b/chunks/chunks.go
@@ -502,11 +502,11 @@ func sequenceFiles(dir string) ([]string, error) {
 	return res, nil
 }
 
-func closeAll(cs []io.Closer) (err error) {
+func closeAll(cs []io.Closer) error {
+	var merr tsdb_errors.MultiError
+
 	for _, c := range cs {
-		if e := c.Close(); e != nil {
-			err = e
-		}
+		merr.Add(c.Close())
 	}
-	return err
+	return merr.Err()
 }