diff options
| author | Chao Yu <chao@kernel.org> | 2024-04-03 22:24:20 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2024-04-12 20:58:35 +0000 |
| commit | e07230da0500e0919a765037c5e81583b519be2c (patch) | |
| tree | b0ef265464e782bd47985a682cab0b9e9f828c36 /fs/f2fs | |
| parent | 278a6253a673611dbc8ab72a3b34b151a8e75822 (diff) | |
| download | lwn-e07230da0500e0919a765037c5e81583b519be2c.tar.gz lwn-e07230da0500e0919a765037c5e81583b519be2c.zip | |
f2fs: fix to check pinfile flag in f2fs_move_file_range()
ioctl(F2FS_IOC_MOVE_RANGE) can truncate or punch hole on pinned file,
fix to disallow it.
Fixes: 5fed0be8583f ("f2fs: do not allow partial truncation on pinned file")
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/file.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index fc3d4d69e72c..681dfa8775ab 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -2860,7 +2860,8 @@ static int f2fs_move_file_range(struct file *file_in, loff_t pos_in, goto out; } - if (f2fs_compressed_file(src) || f2fs_compressed_file(dst)) { + if (f2fs_compressed_file(src) || f2fs_compressed_file(dst) || + f2fs_is_pinned_file(src) || f2fs_is_pinned_file(dst)) { ret = -EOPNOTSUPP; goto out_unlock; } |