* transmit holding register is empty. This functionality
* allows an RS485 driver to be written in user space.
*****************************************************************************/
-static int get_lsr_info(struct edgeport_port *edge_port, unsigned int *value)
+static int get_lsr_info(struct edgeport_port *edge_port, unsigned int __user *value)
{
unsigned int result = 0;
return 0;
}
-static int get_number_bytes_avail(struct edgeport_port *edge_port, unsigned int *value)
+static int get_number_bytes_avail(struct edgeport_port *edge_port, unsigned int __user *value)
{
unsigned int result = 0;
struct tty_struct *tty = edge_port->port->tty;
return result;
}
-static int get_serial_info(struct edgeport_port *edge_port, struct serial_struct * retinfo)
+static int get_serial_info(struct edgeport_port *edge_port, struct serial_struct __user *retinfo)
{
struct serial_struct tmp;
// tmp.hub6 = state->hub6;
// tmp.io_type = state->io_type;
-
if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
return -EFAULT;
return 0;
// return number of bytes available
case TIOCINQ:
dbg("%s (%d) TIOCINQ", __FUNCTION__, port->number);
- return get_number_bytes_avail(edge_port, (unsigned int *) arg);
+ return get_number_bytes_avail(edge_port, (unsigned int __user *) arg);
break;
case TIOCSERGETLSR:
dbg("%s (%d) TIOCSERGETLSR", __FUNCTION__, port->number);
- return get_lsr_info(edge_port, (unsigned int *) arg);
+ return get_lsr_info(edge_port, (unsigned int __user *) arg);
return 0;
case TIOCGSERIAL:
dbg("%s (%d) TIOCGSERIAL", __FUNCTION__, port->number);
- return get_serial_info(edge_port, (struct serial_struct *) arg);
+ return get_serial_info(edge_port, (struct serial_struct __user *) arg);
case TIOCSSERIAL:
dbg("%s (%d) TIOCSSERIAL", __FUNCTION__, port->number);
icount.buf_overrun = cnow.buf_overrun;
dbg("%s (%d) TIOCGICOUNT RX=%d, TX=%d", __FUNCTION__, port->number, icount.rx, icount.tx );
- if (copy_to_user((void *)arg, &icount, sizeof(icount)))
+ if (copy_to_user((void __user *)arg, &icount, sizeof(icount)))
return -EFAULT;
return 0;
}