Bluetooth: rfcomm: remove casts from tty->driver_data

tty->driver_data is 'void *', so there is no need to cast from that.
Therefore remove the casts and assign the pointer directly.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Cc: Marcel Holtmann <marcel@holtmann.org>
Cc: Johan Hedberg <johan.hedberg@gmail.com>
Cc: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Cc: linux-bluetooth@vger.kernel.org
Link: https://lore.kernel.org/r/20230731080244.2698-3-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 5697df9d439442dd5521ba67f5c69c5672578d6b..d73eec1465297efc4e407969eae9662286dc25bd 100644 (file)
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -771,7 +771,7 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
 
 static void rfcomm_tty_close(struct tty_struct *tty, struct file *filp)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p dev %p dlc %p opened %d", tty, dev, dev->dlc,
                                                dev->port.count);
@@ -781,7 +781,7 @@ static void rfcomm_tty_close(struct tty_struct *tty, struct file *filp)
 
 static int rfcomm_tty_write(struct tty_struct *tty, const unsigned char *buf, int count)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
        struct rfcomm_dlc *dlc = dev->dlc;
        struct sk_buff *skb;
        int sent = 0, size;
@@ -810,7 +810,7 @@ static int rfcomm_tty_write(struct tty_struct *tty, const unsigned char *buf, in
 
 static unsigned int rfcomm_tty_write_room(struct tty_struct *tty)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
        int room = 0;
 
        if (dev && dev->dlc)
@@ -864,7 +864,7 @@ static void rfcomm_tty_set_termios(struct tty_struct *tty,
        u8 baud, data_bits, stop_bits, parity, x_on, x_off;
        u16 changes = 0;
 
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p termios %p", tty, old);
 
@@ -996,7 +996,7 @@ static void rfcomm_tty_set_termios(struct tty_struct *tty,
 
 static void rfcomm_tty_throttle(struct tty_struct *tty)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p dev %p", tty, dev);
 
@@ -1005,7 +1005,7 @@ static void rfcomm_tty_throttle(struct tty_struct *tty)
 
 static void rfcomm_tty_unthrottle(struct tty_struct *tty)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p dev %p", tty, dev);
 
@@ -1014,7 +1014,7 @@ static void rfcomm_tty_unthrottle(struct tty_struct *tty)
 
 static unsigned int rfcomm_tty_chars_in_buffer(struct tty_struct *tty)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p dev %p", tty, dev);
 
@@ -1029,7 +1029,7 @@ static unsigned int rfcomm_tty_chars_in_buffer(struct tty_struct *tty)
 
 static void rfcomm_tty_flush_buffer(struct tty_struct *tty)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p dev %p", tty, dev);
 
@@ -1052,7 +1052,7 @@ static void rfcomm_tty_wait_until_sent(struct tty_struct *tty, int timeout)
 
 static void rfcomm_tty_hangup(struct tty_struct *tty)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p dev %p", tty, dev);
 
@@ -1061,7 +1061,7 @@ static void rfcomm_tty_hangup(struct tty_struct *tty)
 
 static int rfcomm_tty_tiocmget(struct tty_struct *tty)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
 
        BT_DBG("tty %p dev %p", tty, dev);
 
@@ -1070,7 +1070,7 @@ static int rfcomm_tty_tiocmget(struct tty_struct *tty)
 
 static int rfcomm_tty_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear)
 {
-       struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
+       struct rfcomm_dev *dev = tty->driver_data;
        struct rfcomm_dlc *dlc = dev->dlc;
        u8 v24_sig;