From: Harvey Harrison <harvey.harrison@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH-mm 12/15] fat: Use get/put_unaligned_* helpers
Date: Mon, 14 Apr 2008 15:48:01 -0700 [thread overview]
Message-ID: <1208213281.11920.42.camel@brick> (raw)
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
---
fs/fat/inode.c | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 53f3cf6..8476993 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -1215,8 +1215,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
brelse(bh);
goto out_invalid;
}
- logical_sector_size =
- le16_to_cpu(get_unaligned((__le16 *)&b->sector_size));
+ logical_sector_size = get_unaligned_le16(&b->sector_size);
if (!is_power_of_2(logical_sector_size)
|| (logical_sector_size < 512)
|| (PAGE_CACHE_SIZE < logical_sector_size)) {
@@ -1314,8 +1313,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
sbi->dir_per_block_bits = ffs(sbi->dir_per_block) - 1;
sbi->dir_start = sbi->fat_start + sbi->fats * sbi->fat_length;
- sbi->dir_entries =
- le16_to_cpu(get_unaligned((__le16 *)&b->dir_entries));
+ sbi->dir_entries = get_unaligned_le16(&b->dir_entries);
if (sbi->dir_entries & (sbi->dir_per_block - 1)) {
if (!silent)
printk(KERN_ERR "FAT: bogus directroy-entries per block"
@@ -1327,7 +1325,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
rootdir_sectors = sbi->dir_entries
* sizeof(struct msdos_dir_entry) / sb->s_blocksize;
sbi->data_start = sbi->dir_start + rootdir_sectors;
- total_sectors = le16_to_cpu(get_unaligned((__le16 *)&b->sectors));
+ total_sectors = get_unaligned_le16(&b->sectors);
if (total_sectors == 0)
total_sectors = le32_to_cpu(b->total_sect);
--
1.5.5.144.g3e42
reply other threads:[~2008-04-14 22:51 UTC|newest]
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