* do a full fsck
         */
        if (!obj->parsed) {
-               if (has_sha1_pack(obj->sha1, NULL))
+               if (has_sha1_pack(obj->sha1))
                        return; /* it is in pack - forget about it */
                printf("missing %s %s\n", typename(obj->type), sha1_to_hex(obj->sha1));
                errors_found |= ERROR_REACHABLE;
 
        errors_found = 0;
 
-       argc = parse_options(argc, argv, fsck_opts, fsck_usage, 0);
+       argc = parse_options(argc, argv, prefix, fsck_opts, fsck_usage, 0);
        if (write_lost_and_found) {
                check_full = 1;
                include_reflogs = 0;