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Message-Id: <20221022072436.918799318@linuxfoundation.org>
Date: Sat, 22 Oct 2022 09:20:00 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, stable@...nel.org,
Ye Bin <yebin10@...wei.com>, Jan Kara <jack@...e.cz>,
Theodore Tso <tytso@....edu>
Subject: [PATCH 5.19 121/717] jbd2: add miss release buffer head in fc_do_one_pass()
From: Ye Bin <yebin10@...wei.com>
commit dfff66f30f66b9524b661f311bbed8ff3d2ca49f upstream.
In fc_do_one_pass() miss release buffer head after use which will lead
to reference count leak.
Cc: stable@...nel.org
Signed-off-by: Ye Bin <yebin10@...wei.com>
Reviewed-by: Jan Kara <jack@...e.cz>
Link: https://lore.kernel.org/r/20220917093805.1782845-1-yebin10@huawei.com
Signed-off-by: Theodore Ts'o <tytso@....edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
fs/jbd2/recovery.c | 1 +
1 file changed, 1 insertion(+)
--- a/fs/jbd2/recovery.c
+++ b/fs/jbd2/recovery.c
@@ -256,6 +256,7 @@ static int fc_do_one_pass(journal_t *jou
err = journal->j_fc_replay_callback(journal, bh, pass,
next_fc_block - journal->j_fc_first,
expected_commit_id);
+ brelse(bh);
next_fc_block++;
if (err < 0 || err == JBD2_FC_REPLAY_STOP)
break;
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