inject.f2fs: fix injecting sit/nat in journal

Previously when injecting sit/nat entry, we only inject SIT/NAT pack.
If the valid target is in journal, the injection has no effect. So we
have to check whether the valid target is in journal, and inject the
target at its valid position.

Signed-off-by: Sheng Yong <shengyong1@xiaomi.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
1 file changed