ubuntu 24.04 and (again) incompatible-pointer-types

[l-derosa]

hello, i successfully compiled the driver under ubuntu 22.04, but under ubuntu 24.04 make fails with a incompatible-pointer-types error, any hint? here the console output:

[Isengo1989]

Same here, any ideas? Did you fix it @l-derosa ?

[kangz543g]

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,14,0))
static unsigned int ch34x_write_room(struct tty_struct *tty)
#else
static unsigned int ch34x_write_room(struct tty_struct *tty)
#endif
{
struct usb_serial_port *port = tty->driver_data;
struct ch34x_private *priv = usb_get_serial_port_data(port);
unsigned int room = 0;
unsigned long flags;

#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0))
dbg_ch34x("%s - port:%d", __func__, port->number);
#else
dbg_ch34x("%s - port:%d", __func__, port->port_number);
#endif

spin_lock_irqsave(&priv->lock, flags);
room = ch34x_buf_space_avail(priv->buf);
spin_unlock_irqrestore(&priv->lock, flags);

dbg_ch34x("%s - room:%u", __func__, room);
return room;

}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,14,0))
static unsigned int ch34x_chars_in_buffer(struct tty_struct *tty)
#else
static unsigned int ch34x_chars_in_buffer(struct tty_struct *tty)
#endif
{
struct usb_serial_port *port = tty->driver_data;
struct ch34x_private *priv = usb_get_serial_port_data(port);
unsigned int chars = 0;
unsigned long flags;

#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0))
dbg_ch34x("%s - port:%d", __func__, port->number);
#else
dbg_ch34x("%s - port:%d", __func__, port->port_number);
#endif

spin_lock_irqsave(&priv->lock, flags);
chars = ch34x_buf_data_avail(priv->buf);
spin_unlock_irqrestore(&priv->lock, flags);

dbg_ch34x("%s - chars:%u", __func__, chars);
return chars;

}

Makefile
CFLAGS += -Wno-error=incompatible-pointer-types

OK!!!!