linux-ext4 - [PATCH v2 5/6] ext4: fix super block checksum error

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Message-Id: <20230210032044.146115-6-yebin@huaweicloud.com>
Date:   Fri, 10 Feb 2023 11:20:43 +0800
From:   Ye Bin <yebin@...weicloud.com>
To:     tytso@....edu, adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, jack@...e.cz,
        Ye Bin <yebin10@...wei.com>
Subject: [PATCH v2 5/6] ext4: fix super block checksum error

From: Ye Bin <yebin10@...wei.com>

As commit("ext4: fix error flag covered by journal recovery") update
error record when do journal recovery.There is need to recalculate
super block checksum after update error record or will lead to super
block checksum mismatch to data.

Signed-off-by: Ye Bin <yebin10@...wei.com>
---
 fs/ext4/ext4_jbd2.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c
index af03035606e1..ffcb0d58d407 100644
--- a/fs/ext4/ext4_jbd2.c
+++ b/fs/ext4/ext4_jbd2.c
@@ -430,6 +430,7 @@ static int ext4_replay_callback(struct journal_s *journal,
 	       journal->j_replay_private_data, EXT4_S_ERR_LEN);
 	if (sbi->s_mount_state & EXT4_ERROR_FS)
 		es->s_state |= cpu_to_le16(EXT4_ERROR_FS);
+	ext4_superblock_csum_set(sb);
 
 	return 0;
 }
-- 
2.31.1