f2fs: avoid checkpatch error

ERROR:INITIALISED_STATIC: do not initialise statics to NULL

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2020-06-16 09:56:51 -07:00
commit 99bbe30701