From: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
[ Upstream commit 87d1888aa40f25773fa0b948bcb2545f97e2cb15 ]
Check simple case when parent inode equals current inode.
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/ntfs3/frecord.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c
index 16bd9faa2d28b..8f34d6472ddbd 100644
--- a/fs/ntfs3/frecord.c
+++ b/fs/ntfs3/frecord.c
@@ -3208,6 +3208,12 @@ static bool ni_update_parent(struct ntfs_inode *ni, struct NTFS_DUP_INFO *dup,
if (!fname || !memcmp(&fname->dup, dup, sizeof(fname->dup)))
continue;
+ /* Check simple case when parent inode equals current inode. */
+ if (ino_get(&fname->home) == ni->vfs_inode.i_ino) {
+ ntfs_set_state(sbi, NTFS_DIRTY_ERROR);
+ continue;
+ }
+
/* ntfs_iget5 may sleep. */
dir = ntfs_iget5(sb, &fname->home, NULL);
if (IS_ERR(dir)) {
--
2.42.0
