File 0003-hfs-Fix-gcc9-error-Waddress-of-packed-member.patch of Package grub2.16099
From ddf8ae8dbff7093d94a583197b03ee154db40bf9 Mon Sep 17 00:00:00 2001
From: Michael Chang <mchang@suse.com>
Date: Thu, 11 Apr 2019 17:14:04 +0800
Subject: [PATCH 3/8] hfs: Fix gcc9 error -Waddress-of-packed-member
Simply adds the missing packed attribute to 'struct grub_hfs_extent'.
[ 83s] ../grub-core/fs/hfs.c: In function 'grub_hfs_iterate_records':
[ 83s] ../grub-core/fs/hfs.c:699:9: error: taking address of packed member of 'struct grub_hfs_sblock' may result in an unaligned pointer value [-Werror=address-of-packed-member]
[ 83s] 699 | ? (&data->sblock.catalog_recs)
[ 83s] | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~
[ 83s] ../grub-core/fs/hfs.c:700:9: error: taking address of packed member of 'struct grub_hfs_sblock' may result in an unaligned pointer value [-Werror=address-of-packed-member]
[ 83s] 700 | : (&data->sblock.extent_recs));
[ 83s] | ~^~~~~~~~~~~~~~~~~~~~~~~~~~
Signed-off-by: Michael Chang <mchang@suse.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
include/grub/hfs.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: grub-2.02~beta2/include/grub/hfs.h
===================================================================
--- grub-2.02~beta2.orig/include/grub/hfs.h
+++ grub-2.02~beta2/include/grub/hfs.h
@@ -29,7 +29,7 @@ struct grub_hfs_extent
/* The first physical block. */
grub_uint16_t first_block;
grub_uint16_t count;
-};
+} GRUB_PACKED;
/* HFS stores extents in groups of 3. */
typedef struct grub_hfs_extent grub_hfs_datarecord_t[3];