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@xxxxxxxxxxx>
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@xxxxxxxxxxx
Fixes: ccd979bdbce9 ("[PATCH] OCFS2: The Second Oracle Cluster Filesystem")
Signed-off-by: Artem Chernyshev <artem.chernyshev@xxxxxxxxxxx>
Reviewed-by: Joseph Qi <joseph.qi@xxxxxxxxxxxxxxxxx>
Cc: Artem Chernyshev <artem.chernyshev@xxxxxxxxxxx>
Cc: Joel Becker <jlbec@xxxxxxxxxxxx>
Cc: Kurt Hackel <kurt.hackel@xxxxxxxxxx>
Cc: Mark Fasheh <mark@xxxxxxxxxx>
Cc: Junxiao Bi <junxiao.bi@xxxxxxxxxx>
Cc: Changwei Ge <gechangwei@xxxxxxx>
Cc: Gang He <ghe@xxxxxxxx>
Cc: Jun Piao <piaojun@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
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@xxxxxxxxxxx are
fs-ocfs2-namei-check-return-value-of-ocfs2_add_entry.patch
