+ ocfs2-remove-unreasonable-unlock.patch added to mm-hotfixes-unstable branch

+ ocfs2-remove-unreasonable-unlock.patch added to mm-hotfixes-unstable branch

[Andrew Morton]

The patch titled
     Subject: ocfs2: remove unreasonable unlock
has been added to the -mm mm-hotfixes-unstable branch.  Its filename is
     ocfs2-remove-unreasonable-unlock.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/ocfs2-remove-unreasonable-unlock.patch

This patch will later appear in the mm-hotfixes-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Lizhi Xu <lizhi.xu@windriver.com>
Subject: ocfs2: remove unreasonable unlock
Date: Tue, 20 Aug 2024 17:45:11 +0800

There was a lock release before exiting, so remove the unreasonable
unlock.

Link: https://lkml.kernel.org/r/20240820094512.2228159-1-lizhi.xu@windriver.com
Signed-off-by: Lizhi Xu <lizhi.xu@windriver.com>
Reported-by: syzbot+ab134185af9ef88dfed5@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=ab134185af9ef88dfed5
Tested-by: syzbot+ab134185af9ef88dfed5@syzkaller.appspotmail.com
Reviewed-by: Heming Zhao <heming.zhao@suse.com>
Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Jun Piao <piaojun@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/ocfs2/buffer_head_io.c |    1 -
 1 file changed, 1 deletion(-)

--- a/fs/ocfs2/buffer_head_io.c~ocfs2-remove-unreasonable-unlock
+++ a/fs/ocfs2/buffer_head_io.c
@@ -235,7 +235,6 @@ int ocfs2_read_blocks(struct ocfs2_cachi
 		if (bhs[i] == NULL) {
 			bhs[i] = sb_getblk(sb, block++);
 			if (bhs[i] == NULL) {
-				ocfs2_metadata_cache_io_unlock(ci);
 				status = -ENOMEM;
 				mlog_errno(status);
 				/* Don't forget to put previous bh! */
_

Patches currently in -mm which might be from lizhi.xu@windriver.com are

ocfs2-remove-unreasonable-unlock.patch
ocfs2-fix-possible-null-ptr-deref-in-ocfs2_set_buffer_uptodate.patch