fat: use get/put_unaligned_* helpers
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -1222,8 +1222,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
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brelse(bh);
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goto out_invalid;
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}
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logical_sector_size =
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le16_to_cpu(get_unaligned((__le16 *)&b->sector_size));
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logical_sector_size = get_unaligned_le16(&b->sector_size);
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if (!is_power_of_2(logical_sector_size)
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|| (logical_sector_size < 512)
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|| (logical_sector_size > 4096)) {
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@ -1322,8 +1321,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
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sbi->dir_per_block_bits = ffs(sbi->dir_per_block) - 1;
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sbi->dir_start = sbi->fat_start + sbi->fats * sbi->fat_length;
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sbi->dir_entries =
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le16_to_cpu(get_unaligned((__le16 *)&b->dir_entries));
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sbi->dir_entries = get_unaligned_le16(&b->dir_entries);
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if (sbi->dir_entries & (sbi->dir_per_block - 1)) {
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if (!silent)
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printk(KERN_ERR "FAT: bogus directroy-entries per block"
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@ -1335,7 +1333,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
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rootdir_sectors = sbi->dir_entries
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* sizeof(struct msdos_dir_entry) / sb->s_blocksize;
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sbi->data_start = sbi->dir_start + rootdir_sectors;
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total_sectors = le16_to_cpu(get_unaligned((__le16 *)&b->sectors));
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total_sectors = get_unaligned_le16(&b->sectors);
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if (total_sectors == 0)
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total_sectors = le32_to_cpu(b->total_sect);
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