fsck.f2fs: calculate orphan_blkaddr correctly
fsck.f2fs: calculate orphan_blkaddr correctly

Commit 4ea4f1db ("fsck.f2fs: large volume support") added the support
for large volume over about 3TB. The "cp_payload" is added to start_blk,
but not removed from orphan_blkaddr.

Fixes: 4ea4f1db ("fsck.f2fs: large volume support")
Signed-off-by: Junling Zheng <d8a19a6b2fd71ccd811c7e898d2ee898871ccf31@huawei.com>
Signed-off-by: Jaegeuk Kim <71255387a32c360dfbe6dfb7aaeb123bf1dc8cb6@kernel.org>

PAC-ROM/android_external_f2fs-tools,PAC-ROM/android_external_f2fs-tools