diff options
| author | Chao Yu <yuchao0@huawei.com> | 2016-08-04 20:13:02 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-08-19 11:15:08 +0900 |
| commit | fe8494bfc8c2914fca821d4ae994aef039be5cf1 (patch) | |
| tree | bf6cc1e8b006c05c68c8378f296581978ed5322d | |
| parent | 3024c9a1fefb3ac0d1b0b078a2e3f2f69478daab (diff) | |
f2fs: allow copying file range only in between regular files
Only if two input files are regular files, we allow copying data in
range of them, otherwise, deny it.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/file.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 0e493f63ea41..685e629f768b 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -2086,8 +2086,8 @@ static int f2fs_move_file_range(struct file *file_in, loff_t pos_in, if (unlikely(f2fs_readonly(src->i_sb))) return -EROFS; - if (S_ISDIR(src->i_mode) || S_ISDIR(dst->i_mode)) - return -EISDIR; + if (!S_ISREG(src->i_mode) || !S_ISREG(dst->i_mode)) + return -EINVAL; if (f2fs_encrypted_inode(src) || f2fs_encrypted_inode(dst)) return -EOPNOTSUPP; |