[src/trunk]: src/sbin/fsck_udf Fix endian bug in descriptor CRC length on upd...

[reinoud <reinoud%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/f5aa6be858c5
branches:  trunk
changeset: 365803:f5aa6be858c5
user:      reinoud <reinoud%NetBSD.org@localhost>
date:      Mon Apr 25 15:18:15 2022 +0000

description:
Fix endian bug in descriptor CRC length on updating a FE/EFE

diffstat:

 sbin/fsck_udf/main.c |  9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diffs (37 lines):

diff -r 3fc355b11f0f -r f5aa6be858c5 sbin/fsck_udf/main.c
--- a/sbin/fsck_udf/main.c      Mon Apr 25 15:12:07 2022 +0000
+++ b/sbin/fsck_udf/main.c      Mon Apr 25 15:18:15 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.11 2022/04/24 15:07:08 reinoud Exp $        */
+/*     $NetBSD: main.c,v 1.12 2022/04/25 15:18:15 reinoud Exp $        */
 
 /*
  * Copyright (c) 2022 Reinoud Zandijk
@@ -37,7 +37,7 @@
 
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: main.c,v 1.11 2022/04/24 15:07:08 reinoud Exp $");
+__RCSID("$NetBSD: main.c,v 1.12 2022/04/25 15:18:15 reinoud Exp $");
 #endif /* not lint */
 
 #include <stdio.h>
@@ -3661,7 +3661,7 @@
 {
        struct file_entry    *fe  = NULL;
        struct extfile_entry *efe = NULL;
-       int error;
+       int crc_len, error;
 
        vat_writeout = 1;
        if (udf_rw16(dscr->tag.id) == TAGID_FENTRY) {
@@ -3682,7 +3682,8 @@
        }
 
        /* fixup CRC length (if needed) */
-       dscr->tag.desc_crc_len = udf_tagsize(dscr, 1) - sizeof(struct desc_tag);
+       crc_len = udf_tagsize(dscr, 1) - sizeof(struct desc_tag);
+       dscr->tag.desc_crc_len = udf_rw16(crc_len);
 
        pwarn("%s : updating node\n", udf_node_path(node));
        error = udf_write_dscr_virt(dscr, udf_rw32(node->loc.loc.lb_num),