42 lines
1.3 KiB
Diff
42 lines
1.3 KiB
Diff
|
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
||
|
From: Peter Jones <pjones@redhat.com>
|
||
|
Date: Mon, 1 May 2017 11:19:40 -0400
|
||
|
Subject: [PATCH] print more debug info in our module loader.
|
||
|
|
||
|
Signed-off-by: Peter Jones <pjones@redhat.com>
|
||
|
---
|
||
|
grub-core/kern/efi/efi.c | 16 +++++++++++++---
|
||
|
1 file changed, 13 insertions(+), 3 deletions(-)
|
||
|
|
||
|
diff --git a/grub-core/kern/efi/efi.c b/grub-core/kern/efi/efi.c
|
||
|
index e339f264b..562d6887e 100644
|
||
|
--- a/grub-core/kern/efi/efi.c
|
||
|
+++ b/grub-core/kern/efi/efi.c
|
||
|
@@ -313,13 +313,23 @@ grub_efi_modules_addr (void)
|
||
|
}
|
||
|
|
||
|
if (i == coff_header->num_sections)
|
||
|
- return 0;
|
||
|
+ {
|
||
|
+ grub_dprintf("sections", "section %d is last section; invalid.\n", i);
|
||
|
+ return 0;
|
||
|
+ }
|
||
|
|
||
|
info = (struct grub_module_info *) ((char *) image->image_base
|
||
|
+ section->virtual_address);
|
||
|
- if (info->magic != GRUB_MODULE_MAGIC)
|
||
|
- return 0;
|
||
|
+ if (section->name[0] != '.' && info->magic != GRUB_MODULE_MAGIC)
|
||
|
+ {
|
||
|
+ grub_dprintf("sections",
|
||
|
+ "section %d has bad magic %08x, should be %08x\n",
|
||
|
+ i, info->magic, GRUB_MODULE_MAGIC);
|
||
|
+ return 0;
|
||
|
+ }
|
||
|
|
||
|
+ grub_dprintf("sections", "returning section info for section %d: \"%s\"\n",
|
||
|
+ i, section->name);
|
||
|
return (grub_addr_t) info;
|
||
|
}
|
||
|
|