From f841226818533de52b050f2d72f851fa4f1c48b8 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 3 Apr 2024 22:24:20 +0800 Subject: [PATCH] f2fs: fix to check pinfile flag in f2fs_move_file_range() [ Upstream commit e07230da0500e0919a765037c5e81583b519be2c ] 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 Signed-off-by: Jaegeuk Kim Signed-off-by: Sasha Levin --- 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 d908ef72fef6..5c24d18f4e29 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -2813,7 +2813,8 @@ 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; }