input: serport: remove casts from tty->disc_data

tty->disc_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: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-input@vger.kernel.org
Link: https://lore.kernel.org/r/20230731080244.2698-5-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c
index 7f7ef0e..a5d8953 100644 (file)
--- a/drivers/input/serio/serport.c
+++ b/drivers/input/serio/serport.c
@@ -103,7 +103,7 @@ static int serport_ldisc_open(struct tty_struct *tty)
 
 static void serport_ldisc_close(struct tty_struct *tty)
 {
-       struct serport *serport = (struct serport *) tty->disc_data;
+       struct serport *serport = tty->disc_data;
 
        kfree(serport);
 }
@@ -117,7 +117,7 @@ static void serport_ldisc_close(struct tty_struct *tty)
 static void serport_ldisc_receive(struct tty_struct *tty,
                const unsigned char *cp, const char *fp, int count)
 {
-       struct serport *serport = (struct serport*) tty->disc_data;
+       struct serport *serport = tty->disc_data;
        unsigned long flags;
        unsigned int ch_flags = 0;
        int i;
@@ -161,7 +161,7 @@ static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file,
                                  unsigned char *kbuf, size_t nr,
                                  void **cookie, unsigned long offset)
 {
-       struct serport *serport = (struct serport*) tty->disc_data;
+       struct serport *serport = tty->disc_data;
        struct serio *serio;
 
        if (test_and_set_bit(SERPORT_BUSY, &serport->flags))
@@ -245,7 +245,7 @@ static int serport_ldisc_compat_ioctl(struct tty_struct *tty,
 
 static void serport_ldisc_hangup(struct tty_struct *tty)
 {
-       struct serport *serport = (struct serport *) tty->disc_data;
+       struct serport *serport = tty->disc_data;
        unsigned long flags;
 
        spin_lock_irqsave(&serport->lock, flags);
@@ -257,7 +257,7 @@ static void serport_ldisc_hangup(struct tty_struct *tty)
 
 static void serport_ldisc_write_wakeup(struct tty_struct * tty)
 {
-       struct serport *serport = (struct serport *) tty->disc_data;
+       struct serport *serport = tty->disc_data;
        unsigned long flags;
 
        spin_lock_irqsave(&serport->lock, flags);