}
/* XXX should check that beginning matches a directory */
- root = (struct ext2_dx_root_info *) (block_buf + 24);
+ root = get_ext2_dx_root_info(fs, block_buf);
if ((root->reserved_zero || root->info_length < 8) &&
fix_problem(ctx, PR_1_HTREE_BADROOT, pctx))