linux-ext4 - 答复: [PATCH] ext4: fix error code in ext4_commit

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Message-ID: <000801d72770$d3f4b890$7bde29b0$@vivo.com>
Date:   Fri, 2 Apr 2021 11:32:35 +0800
From:   <changfengnan@...o.com>
To:     <tytso@....edu>, <adilger.kernel@...ger.ca>,
        <linux-ext4@...r.kernel.org>
Subject: 答复: [PATCH] ext4: fix error code in ext4_commit_super

Is there any problem with this patch? I did not see a reply, please let me
know if there is a problem. Thanks

-----邮件原件-----
发件人: Fengnan Chang <changfengnan@...o.com> 
发送时间: 2021年3月29日 11:58
收件人: tytso@....edu; adilger.kernel@...ger.ca; linux-ext4@...r.kernel.org
抄送: Fengnan Chang <changfengnan@...o.com>
主题: [PATCH] ext4: fix error code in ext4_commit_super

We should set the error code when ext4_commit_super check argument failed.

Signed-off-by: Fengnan Chang <changfengnan@...o.com>
---
 fs/ext4/super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/super.c b/fs/ext4/super.c index
03373471131c..5440b8ff86a8 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -5501,7 +5501,7 @@ static int ext4_commit_super(struct super_block *sb,
int sync)
 	int error = 0;

 	if (!sbh || block_device_ejected(sb))
-		return error;
+		return -EINVAL;

 	/*
 	 * If the file system is mounted read-only, don't update the
--
2.29.0