diff options
| author | Konstantin Komarov <almaz.alexandrovich@paragon-software.com> | 2022-06-30 18:31:26 +0300 |
|---|---|---|
| committer | Konstantin Komarov <almaz.alexandrovich@paragon-software.com> | 2022-08-03 18:25:05 +0300 |
| commit | 560f7736b94622c077344e2c541c43c63b4e90e4 (patch) | |
| tree | 53384f06cb4b712b9cc14b85890f24a82b443e87 /fs/ntfs3/attrib.c | |
| parent | 42f86b1226a42bfc79a7125af435432ad4680a32 (diff) | |
fs/ntfs3: Fix very fragmented case in attr_punch_hole
In some cases we need to ni_find_attr attr_b
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Diffstat (limited to 'fs/ntfs3/attrib.c')
| -rw-r--r-- | fs/ntfs3/attrib.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index ad713f620155..3d64335fa4c7 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -2054,6 +2054,7 @@ int attr_punch_hole(struct ntfs_inode *ni, u64 vbo, u64 bytes, u32 *frame_size) if (err) goto out; /* Layout of records maybe changed. */ + attr_b = NULL; } } /* Free all allocated memory. */ @@ -2073,6 +2074,14 @@ int attr_punch_hole(struct ntfs_inode *ni, u64 vbo, u64 bytes, u32 *frame_size) } total_size -= (u64)dealloc << sbi->cluster_bits; + if (!attr_b) { + attr_b = ni_find_attr(ni, NULL, NULL, ATTR_DATA, NULL, 0, NULL, + &mi_b); + if (!attr_b) { + err = -EINVAL; + goto out; + } + } attr_b->nres.total_size = cpu_to_le64(total_size); mi_b->dirty = true; @@ -2083,8 +2092,10 @@ int attr_punch_hole(struct ntfs_inode *ni, u64 vbo, u64 bytes, u32 *frame_size) out: up_write(&ni->file.run_lock); - if (err) + if (err) { + ntfs_set_state(sbi, NTFS_DIRTY_ERROR); make_bad_inode(&ni->vfs_inode); + } return err; } |