53 lines
1.6 KiB
Diff
53 lines
1.6 KiB
Diff
From fbc6f5faf45f489125f98a11f3593cd43b4d6b76 Mon Sep 17 00:00:00 2001
|
|
From: Colin Watson <cjwatson@ubuntu.com>
|
|
Date: Wed, 19 Sep 2012 02:44:54 +0100
|
|
Subject: [PATCH 044/482] * grub-core/partmap/msdos.c (pc_partition_map_embed):
|
|
Revert incorrect off-by-one fix from 2011-02-12. A 62-sector core image
|
|
should fit before end == 63.
|
|
|
|
---
|
|
ChangeLog | 6 ++++++
|
|
grub-core/partmap/msdos.c | 4 ++--
|
|
2 files changed, 8 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/ChangeLog b/ChangeLog
|
|
index 1ab401d..5db804e 100644
|
|
--- a/ChangeLog
|
|
+++ b/ChangeLog
|
|
@@ -1,5 +1,11 @@
|
|
2012-09-19 Colin Watson <cjwatson@ubuntu.com>
|
|
|
|
+ * grub-core/partmap/msdos.c (pc_partition_map_embed): Revert
|
|
+ incorrect off-by-one fix from 2011-02-12. A 62-sector core image
|
|
+ should fit before end == 63.
|
|
+
|
|
+2012-09-19 Colin Watson <cjwatson@ubuntu.com>
|
|
+
|
|
* util/grub-setup.c (write_rootdev): Remove unused core_img
|
|
parameter. Update all callers.
|
|
(setup): Define core_sectors only if GRUB_SETUP_BIOS, to appease
|
|
diff --git a/grub-core/partmap/msdos.c b/grub-core/partmap/msdos.c
|
|
index 6e54a74..10ca3f0 100644
|
|
--- a/grub-core/partmap/msdos.c
|
|
+++ b/grub-core/partmap/msdos.c
|
|
@@ -316,14 +316,14 @@ pc_partition_map_embed (struct grub_disk *disk, unsigned int *nsectors,
|
|
break;
|
|
}
|
|
|
|
- if (end >= *nsectors + 2)
|
|
+ if (end >= *nsectors + 1)
|
|
{
|
|
unsigned i, j;
|
|
char *embed_signature_check;
|
|
unsigned int orig_nsectors, avail_nsectors;
|
|
|
|
orig_nsectors = *nsectors;
|
|
- *nsectors = end - 2;
|
|
+ *nsectors = end - 1;
|
|
avail_nsectors = *nsectors;
|
|
if (*nsectors > max_nsectors)
|
|
*nsectors = max_nsectors;
|
|
--
|
|
1.8.2.1
|
|
|