mkfs.f2fs: fix sparse_mode case on stat

When we turn on sparse_mode, stat() will be failed, as the file will be
created afterwards. Let's fix.

Fixes: 14197d546b93 ("f2fs-tools: fix to check loop device")
Reviewed-by: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
1 file changed