grub2/0166-Fix-up-linux-params-usage.patch
Javier Martinez Canillas afb0baacd6
Use BLS fragment filename as menu entry id and for sort criterion
The BLS config filenames are guaranteed to be unique, so they can be
used as GRUB2 entry id and can also be used to sort the menu entries.

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
2018-07-02 17:33:09 +02:00

43 lines
1.5 KiB
Diff

From 93be95c27b0ddb63c2e3a287a3ed92c0a5de93e5 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Tue, 30 May 2017 14:16:07 -0400
Subject: [PATCH 166/250] Fix up linux params usage...
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/loader/i386/linux.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/grub-core/loader/i386/linux.c b/grub-core/loader/i386/linux.c
index e4b8342f5d0..c9e89310bdd 100644
--- a/grub-core/loader/i386/linux.c
+++ b/grub-core/loader/i386/linux.c
@@ -680,6 +680,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
{
grub_file_t file = 0;
struct linux_kernel_header lh;
+ grub_uint8_t *linux_params_ptr;
grub_uint8_t setup_sects;
grub_size_t real_size, prot_size, prot_file_size, kernel_offset;
grub_ssize_t len;
@@ -811,6 +812,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
preferred_address))
goto fail;
+
grub_memset (&linux_params, 0, sizeof (linux_params));
grub_memcpy (&linux_params.setup_sects, &lh.setup_sects, sizeof (lh) - 0x1F1);
@@ -820,7 +822,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
len = sizeof (linux_params) - sizeof (lh);
- grub_memcpy (&linux_params + sizeof (lh), kernel + kernel_offset, len);
+ linux_params_ptr = (void *)&linux_params;
+ grub_memcpy (linux_params_ptr + sizeof (lh), kernel + kernel_offset, len);
kernel_offset += len;
linux_params.type_of_loader = GRUB_LINUX_BOOT_LOADER_TYPE;
--
2.17.1