File 0005-acpi-Fix-gcc9-error-Waddress-of-packed-mem... of Package grub2

Overview Repositories Revisions Requests Users Attributes Meta

File 0005-acpi-Fix-gcc9-error-Waddress-of-packed-member.patch of Package grub2 (Revision bbf601693c89d7de44833538539dce54)

Currently displaying revision bbf601693c89d7de44833538539dce54 , Show latest

From 41ef0657070ade1987cf5ec7090d7dc07f245f0d Mon Sep 17 00:00:00 2001
From: Michael Chang <mchang@suse.com>
Date: Thu, 11 Apr 2019 17:14:06 +0800
Subject: [PATCH 5/8] acpi: Fix gcc9 error -Waddress-of-packed-member

Simply adds the missing packed attribute to 'struct grub_acpi_madt'.

[  233s] ../../grub-core/commands/lsacpi.c: In function 'disp_acpi_xsdt_table':
[  233s] ../../grub-core/commands/lsacpi.c:201:27: error: converting a packed 'struct grub_acpi_table_header' pointer (alignment 1) to a 'struct grub_acpi_madt' pointer (alignment 4) may result in an unaligned pointer value [-Werror=address-of-packed-member]
[  233s]   201 |  disp_madt_table ((struct grub_acpi_madt *) t);
[  233s]       |                           ^~~~~~~~~~~~~~
[  233s] In file included from ../../grub-core/commands/lsacpi.c:23:
[  233s] ../../include/grub/acpi.h:50:8: note: defined here
[  233s]    50 | struct grub_acpi_table_header
[  233s]       |        ^~~~~~~~~~~~~~~~~~~~~~
[  233s] ../../include/grub/acpi.h:90:8: note: defined here
[  233s]    90 | struct grub_acpi_madt
[  233s]       |        ^~~~~~~~~~~~~~
[  233s] ../../grub-core/commands/lsacpi.c: In function 'disp_acpi_rsdt_table':
[  233s] ../../grub-core/commands/lsacpi.c:225:27: error: converting a packed 'struct grub_acpi_table_header' pointer (alignment 1) to a 'struct grub_acpi_madt' pointer (alignment 4) may result in an unaligned pointer value [-Werror=address-of-packed-member]
[  233s]   225 |  disp_madt_table ((struct grub_acpi_madt *) t);
[  233s]       |                           ^~~~~~~~~~~~~~
[  233s] In file included from ../../grub-core/commands/lsacpi.c:23:
[  233s] ../../include/grub/acpi.h:50:8: note: defined here
[  233s]    50 | struct grub_acpi_table_header
[  233s]       |        ^~~~~~~~~~~~~~~~~~~~~~
[  233s] ../../include/grub/acpi.h:90:8: note: defined here
[  233s]    90 | struct grub_acpi_madt
[  233s]       |        ^~~~~~~~~~~~~~

Signed-off-by: Michael Chang <mchang@suse.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
 include/grub/acpi.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/grub/acpi.h b/include/grub/acpi.h
index 66148f684..84f49487d 100644
--- a/include/grub/acpi.h
+++ b/include/grub/acpi.h
@@ -93,7 +93,7 @@ struct grub_acpi_madt
   grub_uint32_t lapic_addr;
   grub_uint32_t flags;
   struct grub_acpi_madt_entry_header entries[0];
-};
+} GRUB_PACKED;
 
 enum
   {
-- 
2.26.2

Places

File 0005-acpi-Fix-gcc9-error-Waddress-of-packed-member.patch of Package grub2 (Revision bbf601693c89d7de44833538539dce54)

Places