On Mon 11-10-10 02:10:45, Namhyung Kim wrote:
> bh->b_data is already a pointer to char so casts to 'char *' should
> be meaningless. Remove them.
Hmph, OK. But this kind of clean up is about the borderline of what I
deem useful...
Honza
>
> Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxx>
> ---
> fs/ext3/balloc.c | 4 ++--
> fs/ext3/super.c | 6 +++---
> 2 files changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c
> index 4a32511..a49ce4a 100644
> --- a/fs/ext3/balloc.c
> +++ b/fs/ext3/balloc.c
> @@ -792,9 +792,9 @@ find_next_usable_block(ext3_grpblk_t start, struct buffer_head *bh,
> if (here < 0)
> here = 0;
>
> - p = ((char *)bh->b_data) + (here >> 3);
> + p = bh->b_data + (here >> 3);
> r = memscan(p, 0, ((maxblocks + 7) >> 3) - (here >> 3));
> - next = (r - ((char *)bh->b_data)) << 3;
> + next = (r - bh->b_data) << 3;
>
> if (next < maxblocks && next >= start && ext3_test_allocatable(next, bh))
> return next;
> diff --git a/fs/ext3/super.c b/fs/ext3/super.c
> index 4caeffa..421fad7 100644
> --- a/fs/ext3/super.c
> +++ b/fs/ext3/super.c
> @@ -1654,7 +1654,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
> * Note: s_es must be initialized as soon as possible because
> * some ext3 macro-instructions depend on its value
> */
> - es = (struct ext3_super_block *) (((char *)bh->b_data) + offset);
> + es = (struct ext3_super_block *) (bh->b_data + offset);
> sbi->s_es = es;
> sb->s_magic = le16_to_cpu(es->s_magic);
> if (sb->s_magic != EXT3_SUPER_MAGIC)
> @@ -1765,7 +1765,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
> "error: can't read superblock on 2nd try");
> goto failed_mount;
> }
> - es = (struct ext3_super_block *)(((char *)bh->b_data) + offset);
> + es = (struct ext3_super_block *)(bh->b_data + offset);
> sbi->s_es = es;
> if (es->s_magic != cpu_to_le16(EXT3_SUPER_MAGIC)) {
> ext3_msg(sb, KERN_ERR,
> @@ -2168,7 +2168,7 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
> goto out_bdev;
> }
>
> - es = (struct ext3_super_block *) (((char *)bh->b_data) + offset);
> + es = (struct ext3_super_block *) (bh->b_data + offset);
> if ((le16_to_cpu(es->s_magic) != EXT3_SUPER_MAGIC) ||
> !(le32_to_cpu(es->s_feature_incompat) &
> EXT3_FEATURE_INCOMPAT_JOURNAL_DEV)) {
> --
> 1.7.0.4
>
--
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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