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Message-Id: <20220401081321.73735-1-yuzhe@nfschina.com>
Date: Fri, 1 Apr 2022 01:13:21 -0700
From: Yu Zhe <yuzhe@...china.com>
To: tytso@....edu, adilger.kernel@...ger.ca
Cc: linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
kernel-janitors@...r.kernel.org, liqiong@...china.com,
Yu Zhe <yuzhe@...china.com>
Subject: [PATCH] ext4: remove unnecessary type castings
remove unnecessary void* type castings.
Signed-off-by: Yu Zhe <yuzhe@...china.com>
---
fs/ext4/dir.c | 2 +-
fs/ext4/fast_commit.c | 10 +++++-----
fs/ext4/inline.c | 6 +++---
fs/ext4/mballoc.c | 2 +-
fs/ext4/mmp.c | 2 +-
fs/ext4/namei.c | 4 ++--
fs/ext4/super.c | 4 ++--
7 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index a6bb86f52b9a..fc982d2dc071 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -648,7 +648,7 @@ int ext4_check_all_de(struct inode *dir, struct buffer_head *bh, void *buf,
unsigned int offset = 0;
char *top;
- de = (struct ext4_dir_entry_2 *)buf;
+ de = buf;
top = buf + buf_size;
while ((char *) de < top) {
if (ext4_check_dir_entry(dir, NULL, de, bh,
diff --git a/fs/ext4/fast_commit.c b/fs/ext4/fast_commit.c
index 3d72565ec6e8..7b0b57be8615 100644
--- a/fs/ext4/fast_commit.c
+++ b/fs/ext4/fast_commit.c
@@ -970,7 +970,7 @@ static int ext4_fc_write_inode_data(struct inode *inode, u32 *crc)
/* Submit data for all the fast commit inodes */
static int ext4_fc_submit_inode_data_all(journal_t *journal)
{
- struct super_block *sb = (struct super_block *)(journal->j_private);
+ struct super_block *sb = journal->j_private;
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_inode_info *ei;
int ret = 0;
@@ -1004,7 +1004,7 @@ static int ext4_fc_submit_inode_data_all(journal_t *journal)
/* Wait for completion of data for all the fast commit inodes */
static int ext4_fc_wait_inode_data_all(journal_t *journal)
{
- struct super_block *sb = (struct super_block *)(journal->j_private);
+ struct super_block *sb = journal->j_private;
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_inode_info *pos, *n;
int ret = 0;
@@ -1031,7 +1031,7 @@ static int ext4_fc_commit_dentry_updates(journal_t *journal, u32 *crc)
__acquires(&sbi->s_fc_lock)
__releases(&sbi->s_fc_lock)
{
- struct super_block *sb = (struct super_block *)(journal->j_private);
+ struct super_block *sb = journal->j_private;
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_fc_dentry_update *fc_dentry, *fc_dentry_n;
struct inode *inode;
@@ -1093,7 +1093,7 @@ __releases(&sbi->s_fc_lock)
static int ext4_fc_perform_commit(journal_t *journal)
{
- struct super_block *sb = (struct super_block *)(journal->j_private);
+ struct super_block *sb = journal->j_private;
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_inode_info *iter;
struct ext4_fc_head head;
@@ -1198,7 +1198,7 @@ static void ext4_fc_update_stats(struct super_block *sb, int status,
*/
int ext4_fc_commit(journal_t *journal, tid_t commit_tid)
{
- struct super_block *sb = (struct super_block *)(journal->j_private);
+ struct super_block *sb = journal->j_private;
struct ext4_sb_info *sbi = EXT4_SB(sb);
int nblks = 0, ret, bsize = journal->j_blocksize;
int subtid = atomic_read(&sbi->s_fc_subtid);
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 9c076262770d..13a63e3639b1 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1083,14 +1083,14 @@ static void ext4_update_final_de(void *de_buf, int old_size, int new_size)
void *limit;
int de_len;
- de = (struct ext4_dir_entry_2 *)de_buf;
+ de = de_buf;
if (old_size) {
limit = de_buf + old_size;
do {
prev_de = de;
de_len = ext4_rec_len_from_disk(de->rec_len, old_size);
de_buf += de_len;
- de = (struct ext4_dir_entry_2 *)de_buf;
+ de = de_buf;
} while (de_buf < limit);
prev_de->rec_len = ext4_rec_len_to_disk(de_len + new_size -
@@ -1155,7 +1155,7 @@ static int ext4_finish_convert_inline_dir(handle_t *handle,
* First create "." and ".." and then copy the dir information
* back to the block.
*/
- de = (struct ext4_dir_entry_2 *)target;
+ de = target;
de = ext4_init_dot_dotdot(inode, de,
inode->i_sb->s_blocksize, csum_size,
le32_to_cpu(((struct ext4_dir_entry_2 *)buf)->inode), 1);
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 252c168454c7..dcb81352b864 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2919,7 +2919,7 @@ const struct seq_operations ext4_mb_seq_groups_ops = {
int ext4_seq_mb_stats_show(struct seq_file *seq, void *offset)
{
- struct super_block *sb = (struct super_block *)seq->private;
+ struct super_block *sb = seq->private;
struct ext4_sb_info *sbi = EXT4_SB(sb);
seq_puts(seq, "mballoc:\n");
diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c
index cebea4270817..79d05e464c43 100644
--- a/fs/ext4/mmp.c
+++ b/fs/ext4/mmp.c
@@ -127,7 +127,7 @@ void __dump_mmp_msg(struct super_block *sb, struct mmp_struct *mmp,
*/
static int kmmpd(void *data)
{
- struct super_block *sb = (struct super_block *) data;
+ struct super_block *sb = data;
struct ext4_super_block *es = EXT4_SB(sb)->s_es;
struct buffer_head *bh = EXT4_SB(sb)->s_mmp_bh;
struct mmp_struct *mmp;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index e37da8d5cd0c..b6bbc4dd6d63 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2031,7 +2031,7 @@ int ext4_find_dest_de(struct inode *dir, struct inode *inode,
unsigned int offset = 0;
char *top;
- de = (struct ext4_dir_entry_2 *)buf;
+ de = buf;
top = buf + buf_size - reclen;
while ((char *) de <= top) {
if (ext4_check_dir_entry(dir, NULL, de, bh,
@@ -2587,7 +2587,7 @@ int ext4_generic_delete_entry(struct inode *dir,
i = 0;
pde = NULL;
- de = (struct ext4_dir_entry_2 *)entry_buf;
+ de = entry_buf;
while (i < buf_size - csum_size) {
if (ext4_check_dir_entry(dir, NULL, de, bh,
entry_buf, buf_size, i))
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 81749eaddf4c..56dfa6ab28a6 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1392,7 +1392,7 @@ static void ext4_destroy_inode(struct inode *inode)
static void init_once(void *foo)
{
- struct ext4_inode_info *ei = (struct ext4_inode_info *) foo;
+ struct ext4_inode_info *ei = foo;
INIT_LIST_HEAD(&ei->i_orphan);
init_rwsem(&ei->xattr_sem);
@@ -3832,7 +3832,7 @@ static struct task_struct *ext4_lazyinit_task;
*/
static int ext4_lazyinit_thread(void *arg)
{
- struct ext4_lazy_init *eli = (struct ext4_lazy_init *)arg;
+ struct ext4_lazy_init *eli = arg;
struct list_head *pos, *n;
struct ext4_li_request *elr;
unsigned long next_wakeup, cur;
--
2.25.1
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