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ext4: remove redundundant "(char *) bh->b_data" casts 

The b_data field of the buffer_head is already a char *, so there's no
point casting it to a char *.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o 2012-05-28 17:47:52 -04:00
parent 7e936b7372
commit 2716b80284
2 changed files with 4 additions and 4 deletions
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2
fs/ext4/resize.c
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@ -1145,7 +1145,7 @@ static int ext4_setup_new_descs(handle_t *handle, struct super_block *sb,
*/
gdb_bh = sbi->s_group_desc[gdb_num];
/* Update group descriptor block for new group */
gdp = (struct ext4_group_desc *)((char *)gdb_bh->b_data +
gdp = (struct ext4_group_desc *)(gdb_bh->b_data +
gdb_off * EXT4_DESC_SIZE(sb));
memset(gdp, 0, EXT4_DESC_SIZE(sb));

6
fs/ext4/super.c
View File

@ -3126,7 +3126,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
* Note: s_es must be initialized as soon as possible because
* some ext4 macro-instructions depend on its value
*/
es = (struct ext4_super_block *) (((char *)bh->b_data) + offset);
es = (struct ext4_super_block *) (bh->b_data + offset);
sbi->s_es = es;
sb->s_magic = le16_to_cpu(es->s_magic);
if (sb->s_magic != EXT4_SUPER_MAGIC)
@ -3335,7 +3335,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
"Can't read superblock on 2nd try");
goto failed_mount;
}
es = (struct ext4_super_block *)(((char *)bh->b_data) + offset);
es = (struct ext4_super_block *)(bh->b_data + offset);
sbi->s_es = es;
if (es->s_magic != cpu_to_le16(EXT4_SUPER_MAGIC)) {
ext4_msg(sb, KERN_ERR,
@ -3976,7 +3976,7 @@ static journal_t *ext4_get_dev_journal(struct super_block *sb,
goto out_bdev;
}
es = (struct ext4_super_block *) (((char *)bh->b_data) + offset);
es = (struct ext4_super_block *) (bh->b_data + offset);
if ((le16_to_cpu(es->s_magic) != EXT4_SUPER_MAGIC) ||
!(le32_to_cpu(es->s_feature_incompat) &
EXT4_FEATURE_INCOMPAT_JOURNAL_DEV)) {