Author: benno
Date: Fri Mar 23 22:59:45 2018
New Revision: 331468
URL: https://svnweb.freebsd.org/changeset/base/331468
Log:
Don't try to modify El Torito section headers if there aren't any.
MFC after: 1 week
Modified:
head/usr.sbin/makefs/cd9660/cd9660_eltorito.c
Modified: head/usr.sbin/makefs/cd9660/cd9660_eltorito.c
==============================================================================
--- head/usr.sbin/makefs/cd9660/cd9660_eltorito.c Fri Mar 23 22:52:26
2018 (r331467)
+++ head/usr.sbin/makefs/cd9660/cd9660_eltorito.c Fri Mar 23 22:59:45
2018 (r331468)
@@ -468,11 +468,14 @@ cd9660_setup_boot(iso9660_disk *diskStructure, int fir
}
/* Find the last Section Header entry and mark it as the last. */
+ head = NULL;
LIST_FOREACH(next, &diskStructure->boot_entries, ll_struct) {
if (next->entry_type == ET_ENTRY_SH)
head = next;
}
- head->entry_data.SH.header_indicator[0] = ET_SECTION_HEADER_LAST;
+ if (head != NULL)
+ head->entry_data.SH.header_indicator[0] =
+ ET_SECTION_HEADER_LAST;
/* TODO: Remaining boot disks when implemented */
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