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tty: Remove some pointless casts
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disc_data and driver_data are void *

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Alan Cox authored and Linus Torvalds committed Jan 2, 2009
1 parent 0ac6053 commit c9f19e9
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Showing 16 changed files with 150 additions and 150 deletions.
34 changes: 17 additions & 17 deletions drivers/char/amiserial.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -170,7 +170,7 @@ static __inline__ void rtsdtr_ctrl(int bits)
*/
static void rs_stop(struct tty_struct *tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;

if (serial_paranoia_check(info, tty->name, "rs_stop"))
Expand All @@ -190,7 +190,7 @@ static void rs_stop(struct tty_struct *tty)

static void rs_start(struct tty_struct *tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;

if (serial_paranoia_check(info, tty->name, "rs_start"))
Expand Down Expand Up @@ -861,7 +861,7 @@ static int rs_put_char(struct tty_struct *tty, unsigned char ch)

static void rs_flush_chars(struct tty_struct *tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;

if (serial_paranoia_check(info, tty->name, "rs_flush_chars"))
Expand Down Expand Up @@ -934,7 +934,7 @@ static int rs_write(struct tty_struct * tty, const unsigned char *buf, int count

static int rs_write_room(struct tty_struct *tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;

if (serial_paranoia_check(info, tty->name, "rs_write_room"))
return 0;
Expand All @@ -943,7 +943,7 @@ static int rs_write_room(struct tty_struct *tty)

static int rs_chars_in_buffer(struct tty_struct *tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;

if (serial_paranoia_check(info, tty->name, "rs_chars_in_buffer"))
return 0;
Expand All @@ -952,7 +952,7 @@ static int rs_chars_in_buffer(struct tty_struct *tty)

static void rs_flush_buffer(struct tty_struct *tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;

if (serial_paranoia_check(info, tty->name, "rs_flush_buffer"))
Expand All @@ -969,7 +969,7 @@ static void rs_flush_buffer(struct tty_struct *tty)
*/
static void rs_send_xchar(struct tty_struct *tty, char ch)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;

if (serial_paranoia_check(info, tty->name, "rs_send_char"))
Expand Down Expand Up @@ -1004,7 +1004,7 @@ static void rs_send_xchar(struct tty_struct *tty, char ch)
*/
static void rs_throttle(struct tty_struct * tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;
#ifdef SERIAL_DEBUG_THROTTLE
char buf[64];
Expand All @@ -1029,7 +1029,7 @@ static void rs_throttle(struct tty_struct * tty)

static void rs_unthrottle(struct tty_struct * tty)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;
#ifdef SERIAL_DEBUG_THROTTLE
char buf[64];
Expand Down Expand Up @@ -1194,7 +1194,7 @@ static int get_lsr_info(struct async_struct * info, unsigned int __user *value)

static int rs_tiocmget(struct tty_struct *tty, struct file *file)
{
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_struct * info = tty->driver_data;
unsigned char control, status;
unsigned long flags;

Expand All @@ -1217,7 +1217,7 @@ static int rs_tiocmget(struct tty_struct *tty, struct file *file)
static int rs_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_struct * info = tty->driver_data;
unsigned long flags;

if (serial_paranoia_check(info, tty->name, "rs_ioctl"))
Expand All @@ -1244,7 +1244,7 @@ static int rs_tiocmset(struct tty_struct *tty, struct file *file,
*/
static int rs_break(struct tty_struct *tty, int break_state)
{
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_struct * info = tty->driver_data;
unsigned long flags;

if (serial_paranoia_check(info, tty->name, "rs_break"))
Expand All @@ -1264,7 +1264,7 @@ static int rs_break(struct tty_struct *tty, int break_state)
static int rs_ioctl(struct tty_struct *tty, struct file * file,
unsigned int cmd, unsigned long arg)
{
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_struct * info = tty->driver_data;
struct async_icount cprev, cnow; /* kernel counter temps */
struct serial_icounter_struct icount;
void __user *argp = (void __user *)arg;
Expand Down Expand Up @@ -1368,7 +1368,7 @@ static int rs_ioctl(struct tty_struct *tty, struct file * file,

static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
{
struct async_struct *info = (struct async_struct *)tty->driver_data;
struct async_struct *info = tty->driver_data;
unsigned long flags;
unsigned int cflag = tty->termios->c_cflag;

Expand Down Expand Up @@ -1428,7 +1428,7 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
*/
static void rs_close(struct tty_struct *tty, struct file * filp)
{
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_struct * info = tty->driver_data;
struct serial_state *state;
unsigned long flags;

Expand Down Expand Up @@ -1523,7 +1523,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
*/
static void rs_wait_until_sent(struct tty_struct *tty, int timeout)
{
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_struct * info = tty->driver_data;
unsigned long orig_jiffies, char_time;
int lsr;

Expand Down Expand Up @@ -1587,7 +1587,7 @@ static void rs_wait_until_sent(struct tty_struct *tty, int timeout)
*/
static void rs_hangup(struct tty_struct *tty)
{
struct async_struct * info = (struct async_struct *)tty->driver_data;
struct async_struct * info = tty->driver_data;
struct serial_state *state = info->state;

if (serial_paranoia_check(info, tty->name, "rs_hangup"))
Expand Down
10 changes: 5 additions & 5 deletions drivers/char/epca.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -392,7 +392,7 @@ static struct channel *verifyChannel(struct tty_struct *tty)
* through tty->driver_data this should catch it.
*/
if (tty) {
struct channel *ch = (struct channel *)tty->driver_data;
struct channel *ch = tty->driver_data;
if (ch >= &digi_channels[0] && ch < &digi_channels[nbdevs]) {
if (ch->magic == EPCA_MAGIC)
return ch;
Expand Down Expand Up @@ -2097,7 +2097,7 @@ static int info_ioctl(struct tty_struct *tty, struct file *file,

static int pc_tiocmget(struct tty_struct *tty, struct file *file)
{
struct channel *ch = (struct channel *) tty->driver_data;
struct channel *ch = tty->driver_data;
struct board_chan __iomem *bc;
unsigned int mstat, mflag = 0;
unsigned long flags;
Expand Down Expand Up @@ -2131,7 +2131,7 @@ static int pc_tiocmget(struct tty_struct *tty, struct file *file)
static int pc_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
struct channel *ch = (struct channel *) tty->driver_data;
struct channel *ch = tty->driver_data;
unsigned long flags;

if (!ch)
Expand Down Expand Up @@ -2178,7 +2178,7 @@ static int pc_ioctl(struct tty_struct *tty, struct file *file,
unsigned int mflag, mstat;
unsigned char startc, stopc;
struct board_chan __iomem *bc;
struct channel *ch = (struct channel *) tty->driver_data;
struct channel *ch = tty->driver_data;
void __user *argp = (void __user *)arg;

if (ch)
Expand Down Expand Up @@ -2473,7 +2473,7 @@ static void pc_unthrottle(struct tty_struct *tty)

static int pc_send_break(struct tty_struct *tty, int msec)
{
struct channel *ch = (struct channel *) tty->driver_data;
struct channel *ch = tty->driver_data;
unsigned long flags;

if (msec == -1)
Expand Down
2 changes: 1 addition & 1 deletion drivers/char/generic_serial.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -511,7 +511,7 @@ void gs_close(struct tty_struct * tty, struct file * filp)

func_enter ();

port = (struct gs_port *) tty->driver_data;
port = tty->driver_data;

if (!port) return;

Expand Down
12 changes: 6 additions & 6 deletions drivers/char/hvsi.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -997,14 +997,14 @@ static void hvsi_write_worker(struct work_struct *work)

static int hvsi_write_room(struct tty_struct *tty)
{
struct hvsi_struct *hp = (struct hvsi_struct *)tty->driver_data;
struct hvsi_struct *hp = tty->driver_data;

return N_OUTBUF - hp->n_outbuf;
}

static int hvsi_chars_in_buffer(struct tty_struct *tty)
{
struct hvsi_struct *hp = (struct hvsi_struct *)tty->driver_data;
struct hvsi_struct *hp = tty->driver_data;

return hp->n_outbuf;
}
Expand Down Expand Up @@ -1070,7 +1070,7 @@ static int hvsi_write(struct tty_struct *tty,
*/
static void hvsi_throttle(struct tty_struct *tty)
{
struct hvsi_struct *hp = (struct hvsi_struct *)tty->driver_data;
struct hvsi_struct *hp = tty->driver_data;

pr_debug("%s\n", __func__);

Expand All @@ -1079,7 +1079,7 @@ static void hvsi_throttle(struct tty_struct *tty)

static void hvsi_unthrottle(struct tty_struct *tty)
{
struct hvsi_struct *hp = (struct hvsi_struct *)tty->driver_data;
struct hvsi_struct *hp = tty->driver_data;
unsigned long flags;
int shouldflip = 0;

Expand All @@ -1100,7 +1100,7 @@ static void hvsi_unthrottle(struct tty_struct *tty)

static int hvsi_tiocmget(struct tty_struct *tty, struct file *file)
{
struct hvsi_struct *hp = (struct hvsi_struct *)tty->driver_data;
struct hvsi_struct *hp = tty->driver_data;

hvsi_get_mctrl(hp);
return hp->mctrl;
Expand All @@ -1109,7 +1109,7 @@ static int hvsi_tiocmget(struct tty_struct *tty, struct file *file)
static int hvsi_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
struct hvsi_struct *hp = (struct hvsi_struct *)tty->driver_data;
struct hvsi_struct *hp = tty->driver_data;
unsigned long flags;
uint16_t new_mctrl;

Expand Down
12 changes: 6 additions & 6 deletions drivers/char/n_r3964.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1003,7 +1003,7 @@ static int r3964_open(struct tty_struct *tty)

static void r3964_close(struct tty_struct *tty)
{
struct r3964_info *pInfo = (struct r3964_info *)tty->disc_data;
struct r3964_info *pInfo = tty->disc_data;
struct r3964_client_info *pClient, *pNext;
struct r3964_message *pMsg;
struct r3964_block_header *pHeader, *pNextHeader;
Expand Down Expand Up @@ -1058,7 +1058,7 @@ static void r3964_close(struct tty_struct *tty)
static ssize_t r3964_read(struct tty_struct *tty, struct file *file,
unsigned char __user * buf, size_t nr)
{
struct r3964_info *pInfo = (struct r3964_info *)tty->disc_data;
struct r3964_info *pInfo = tty->disc_data;
struct r3964_client_info *pClient;
struct r3964_message *pMsg;
struct r3964_client_message theMsg;
Expand Down Expand Up @@ -1113,7 +1113,7 @@ static ssize_t r3964_read(struct tty_struct *tty, struct file *file,
static ssize_t r3964_write(struct tty_struct *tty, struct file *file,
const unsigned char *data, size_t count)
{
struct r3964_info *pInfo = (struct r3964_info *)tty->disc_data;
struct r3964_info *pInfo = tty->disc_data;
struct r3964_block_header *pHeader;
struct r3964_client_info *pClient;
unsigned char *new_data;
Expand Down Expand Up @@ -1182,7 +1182,7 @@ static ssize_t r3964_write(struct tty_struct *tty, struct file *file,
static int r3964_ioctl(struct tty_struct *tty, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct r3964_info *pInfo = (struct r3964_info *)tty->disc_data;
struct r3964_info *pInfo = tty->disc_data;
if (pInfo == NULL)
return -EINVAL;
switch (cmd) {
Expand Down Expand Up @@ -1216,7 +1216,7 @@ static void r3964_set_termios(struct tty_struct *tty, struct ktermios *old)
static unsigned int r3964_poll(struct tty_struct *tty, struct file *file,
struct poll_table_struct *wait)
{
struct r3964_info *pInfo = (struct r3964_info *)tty->disc_data;
struct r3964_info *pInfo = tty->disc_data;
struct r3964_client_info *pClient;
struct r3964_message *pMsg = NULL;
unsigned long flags;
Expand All @@ -1241,7 +1241,7 @@ static unsigned int r3964_poll(struct tty_struct *tty, struct file *file,
static void r3964_receive_buf(struct tty_struct *tty, const unsigned char *cp,
char *fp, int count)
{
struct r3964_info *pInfo = (struct r3964_info *)tty->disc_data;
struct r3964_info *pInfo = tty->disc_data;
const unsigned char *p;
char *f, flags = 0;
int i;
Expand Down
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