+ fs-ocfs2-namei-check-return-value-of-ocfs2_add_entry.patch added to mm-nonmm-unstable branch

+ fs-ocfs2-namei-check-return-value-of-ocfs2_add_entry.patch added to mm-nonmm-unstable branch

[Andrew Morton]

The patch titled
     Subject: fs: ocfs2: namei: check return value of ocfs2_add_entry()
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     fs-ocfs2-namei-check-return-value-of-ocfs2_add_entry.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/fs-ocfs2-namei-check-return-value-of-ocfs2_add_entry.patch

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

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------------------------------------------------------
From: Artem Chernyshev <artem.chernyshev@red-soft.ru>
Subject: fs: ocfs2: namei: check return value of ocfs2_add_entry()
Date: Thu, 3 Aug 2023 17:54:17 +0300

Process result of ocfs2_add_entry() in case we have an error
value.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Link: https://lkml.kernel.org/r/20230803145417.177649-1-artem.chernyshev@red-soft.ru
Fixes: ccd979bdbce9 ("[PATCH] OCFS2: The Second Oracle Cluster Filesystem")
Signed-off-by: Artem Chernyshev <artem.chernyshev@red-soft.ru>
Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Artem Chernyshev <artem.chernyshev@red-soft.ru>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Kurt Hackel <kurt.hackel@oracle.com>
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/namei.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/fs/ocfs2/namei.c~fs-ocfs2-namei-check-return-value-of-ocfs2_add_entry
+++ a/fs/ocfs2/namei.c
@@ -1535,6 +1535,10 @@ static int ocfs2_rename(struct mnt_idmap
 		status = ocfs2_add_entry(handle, new_dentry, old_inode,
 					 OCFS2_I(old_inode)->ip_blkno,
 					 new_dir_bh, &target_insert);
+		if (status < 0) {
+			mlog_errno(status);
+			goto bail;
+		}
 	}
 
 	old_inode->i_ctime = current_time(old_inode);
_

Patches currently in -mm which might be from artem.chernyshev@red-soft.ru are

fs-ocfs2-namei-check-return-value-of-ocfs2_add_entry.patch