can: can327: 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: Max Staudt <max@enpas.org>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Paolo Abeni <pabeni@redhat.com>
Cc: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Cc: linux-can@vger.kernel.org
Cc: netdev@vger.kernel.org
Reviewed-by: Simon Horman <horms@kernel.org>
Reviewed-by: Max Staudt <max@enpas.org>
Link: https://lore.kernel.org/r/20230801062237.2687-2-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/can/can327.c b/drivers/net/can/can327.c
index dc7192e..ee8a977 100644 (file)
--- a/drivers/net/can/can327.c
+++ b/drivers/net/can/can327.c
@@ -888,7 +888,7 @@ static bool can327_is_valid_rx_char(u8 c)
 static void can327_ldisc_rx(struct tty_struct *tty, const unsigned char *cp,
                            const char *fp, int count)
 {
-       struct can327 *elm = (struct can327 *)tty->disc_data;
+       struct can327 *elm = tty->disc_data;
        size_t first_new_char_idx;
 
        if (elm->uart_side_failure)
@@ -990,7 +990,7 @@ static void can327_ldisc_tx_worker(struct work_struct *work)
 /* Called by the driver when there's room for more data. */
 static void can327_ldisc_tx_wakeup(struct tty_struct *tty)
 {
-       struct can327 *elm = (struct can327 *)tty->disc_data;
+       struct can327 *elm = tty->disc_data;
 
        schedule_work(&elm->tx_work);
 }
@@ -1067,7 +1067,7 @@ static int can327_ldisc_open(struct tty_struct *tty)
  */
 static void can327_ldisc_close(struct tty_struct *tty)
 {
-       struct can327 *elm = (struct can327 *)tty->disc_data;
+       struct can327 *elm = tty->disc_data;
 
        /* unregister_netdev() calls .ndo_stop() so we don't have to. */
        unregister_candev(elm->dev);
@@ -1092,7 +1092,7 @@ static void can327_ldisc_close(struct tty_struct *tty)
 static int can327_ldisc_ioctl(struct tty_struct *tty, unsigned int cmd,
                              unsigned long arg)
 {
-       struct can327 *elm = (struct can327 *)tty->disc_data;
+       struct can327 *elm = tty->disc_data;
        unsigned int tmp;
 
        switch (cmd) {