31 lines
1.2 KiB
Diff
31 lines
1.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Alec Brown <alec.r.brown@oracle.com>
|
|
Date: Fri, 7 Feb 2025 01:47:57 +0000
|
|
Subject: [PATCH] loader/i386/linux: Cast left shift to grub_uint32_t
|
|
|
|
The Coverity complains that we might overflow into a negative value when
|
|
setting linux_params.kernel_alignment to (1 << align). We can remedy
|
|
this by casting it to grub_uint32_t.
|
|
|
|
Fixes: CID 473876
|
|
|
|
Signed-off-by: Alec Brown <alec.r.brown@oracle.com>
|
|
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
|
|
---
|
|
grub-core/loader/i386/linux.c | 2 +-
|
|
1 file changed, 1 insertion(+), 1 deletion(-)
|
|
|
|
diff --git a/grub-core/loader/i386/linux.c b/grub-core/loader/i386/linux.c
|
|
index c160ddb0e..b72b7d591 100644
|
|
--- a/grub-core/loader/i386/linux.c
|
|
+++ b/grub-core/loader/i386/linux.c
|
|
@@ -837,7 +837,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
|
|
GRUB_MEM_ATTR_R|GRUB_MEM_ATTR_W, GRUB_MEM_ATTR_X);
|
|
|
|
linux_params.code32_start = prot_mode_target + lh.code32_start - GRUB_LINUX_BZIMAGE_ADDR;
|
|
- linux_params.kernel_alignment = (1 << align);
|
|
+ linux_params.kernel_alignment = ((grub_uint32_t) 1 << align);
|
|
linux_params.ps_mouse = linux_params.padding10 = 0;
|
|
|
|
len = sizeof (linux_params) - sizeof (lh);
|