Messages in this thread Patch in this message | | | From | Chao Yu <> | Subject | [PATCH 2/2] f2fs: fix to check pinfile flag in f2fs_move_file_range() | Date | Wed, 3 Apr 2024 22:24:20 +0800 |
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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> --- fs/f2fs/file.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 83a807e25e31..0d1bcdf61a09 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -2858,7 +2858,8 @@ 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; } -- 2.40.1
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