f2fs: remove unused file_clear_encrypt()

- file_clear_encrypt() was never be used, remove it.
- In addition, relocating macros for cleanup.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2021-03-02 16:35:32 +08:00 • committed by Jaegeuk Kim
commit 1153db095f