grub2/0166-Fix-up-linux-params-usage.patch

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] 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;