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ext3: Remove unnecessary casts on bh->b_data 

bh->b_data is already a pointer to char so casts to 'char *' should
be meaningless. Remove them.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Namhyung Kim 2010-10-11 02:10:45 +09:00 committed by Jan Kara
parent df0d6b8ff1
commit 57e94d8647
2 changed files with 5 additions and 5 deletions
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4
fs/ext3/balloc.c
View File

@ -792,9 +792,9 @@ find_next_usable_block(ext3_grpblk_t start, struct buffer_head *bh,
if (here < 0) if (here < 0)
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)); 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)) if (next < maxblocks && next >= start && ext3_test_allocatable(next, bh))
return next; return next;

6
fs/ext3/super.c
View File

@ -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 * Note: s_es must be initialized as soon as possible because
* some ext3 macro-instructions depend on its value * 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; sbi->s_es = es;
sb->s_magic = le16_to_cpu(es->s_magic); sb->s_magic = le16_to_cpu(es->s_magic);
if (sb->s_magic != EXT3_SUPER_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"); "error: can't read superblock on 2nd try");
goto failed_mount; 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; sbi->s_es = es;
if (es->s_magic != cpu_to_le16(EXT3_SUPER_MAGIC)) { if (es->s_magic != cpu_to_le16(EXT3_SUPER_MAGIC)) {
ext3_msg(sb, KERN_ERR, ext3_msg(sb, KERN_ERR,
@ -2168,7 +2168,7 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
goto out_bdev; 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) || if ((le16_to_cpu(es->s_magic) != EXT3_SUPER_MAGIC) ||
!(le32_to_cpu(es->s_feature_incompat) & !(le32_to_cpu(es->s_feature_incompat) &
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV)) { EXT3_FEATURE_INCOMPAT_JOURNAL_DEV)) {