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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>
This commit is contained in:
Michael Chang 2019-04-11 17:14:04 +08:00 committed by Daniel Kiper
parent 4f4128defd
commit 0e49748fad
1 changed files with 1 additions and 1 deletions
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2
include/grub/hfs.h
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@ -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];