e2fsck: check htree leaf block checksums

We weren't verifying the checksum of an htree leaf block due to a
coding error that marked all htree blocks as not having checksums.
While we're at it, fix the error message that gets displayed so that
it doesn't print a meaningless block offset.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
7 files changed