grub2/0189-Clean-up-some-errors-in-the-linuxefi-loader.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

69 lines
2.6 KiB
Diff

From 8bdc0c77919ddb9bd588ac45e96c96497683f76c Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Wed, 24 May 2017 15:58:18 -0400
Subject: [PATCH 189/250] Clean up some errors in the linuxefi loader
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/loader/i386/efi/linux.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/grub-core/loader/i386/efi/linux.c b/grub-core/loader/i386/efi/linux.c
index bed5919cab3..6db5d0bf3a0 100644
--- a/grub-core/loader/i386/efi/linux.c
+++ b/grub-core/loader/i386/efi/linux.c
@@ -161,8 +161,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
int argc, char *argv[])
{
grub_file_t file = 0;
- struct linux_kernel_header *lh;
- grub_ssize_t len, start, filelen;
+ struct linux_kernel_header *lh = NULL;
+ grub_ssize_t start, filelen;
void *kernel = NULL;
int setup_header_end_offset;
int rc;
@@ -212,18 +212,19 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
goto fail;
}
- grub_dprintf ("linuxefi", "params = %p\n", (unsigned long) params);
+ grub_dprintf ("linuxefi", "params = %p\n", params);
grub_memset (params, 0, sizeof(*params));
setup_header_end_offset = *((grub_uint8_t *)kernel + 0x201);
- grub_dprintf ("linuxefi", "copying %d bytes from %p to %p\n",
- MIN(0x202+setup_header_end_offset,sizeof (*params)) - 0x1f1,
+ grub_dprintf ("linuxefi", "copying %zu bytes from %p to %p\n",
+ MIN((grub_size_t)0x202+setup_header_end_offset,
+ sizeof (*params)) - 0x1f1,
(grub_uint8_t *)kernel + 0x1f1,
(grub_uint8_t *)params + 0x1f1);
grub_memcpy ((grub_uint8_t *)params + 0x1f1,
(grub_uint8_t *)kernel + 0x1f1,
- MIN(0x202+setup_header_end_offset,sizeof (*params)) - 0x1f1);
+ MIN((grub_size_t)0x202+setup_header_end_offset,sizeof (*params)) - 0x1f1);
lh = (struct linux_kernel_header *)params;
grub_dprintf ("linuxefi", "lh is at %p\n", lh);
grub_dprintf ("linuxefi", "checking lh->boot_flag\n");
@@ -297,7 +298,6 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
handover_offset = lh->handover_offset;
start = (lh->setup_sects + 1) * 512;
- len = grub_file_size(file) - start;
kernel_mem = grub_efi_allocate_pages_max(lh->pref_address,
BYTES_TO_PAGES(lh->init_size));
@@ -343,7 +343,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
loaded = 0;
}
- if (linux_cmdline && !loaded)
+ if (linux_cmdline && lh && !loaded)
grub_efi_free_pages ((grub_efi_physical_address_t)(grub_addr_t)
linux_cmdline,
BYTES_TO_PAGES(lh->cmdline_size + 1));
--
2.17.1