[PATCH] ia64/hp NULL noise removal

Signed-off-by: Al Viro <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

arch/ia64/hp/sim/simeth.c

···
  */
 static struct notifier_block simeth_dev_notifier = {
 	simeth_device_event,
-	0
+	NULL
 };
 
 

arch/ia64/hp/sim/simscsi.c

···
 
 	while ((sc = queue[rd].sc) != 0) {
 		atomic_dec(&num_reqs);
-		queue[rd].sc = 0;
+		queue[rd].sc = NULL;
 		if (DBG)
 			printk("simscsi_interrupt: done with %ld\n", sc->serial_number);
 		(*sc->scsi_done)(sc);

arch/ia64/hp/sim/simserial.c

···
 	{ "ST16650V2", 32, UART_CLEAR_FIFO | UART_USE_FIFO |
 		  UART_STARTECH },
 	{ "TI16750", 64, UART_CLEAR_FIFO | UART_USE_FIFO},
-	{ 0, 0}
+	{ NULL, 0}
 };
 
 struct tty_driver *hp_simserial_driver;
···
 
 		if (info->xmit.buf) {
 			free_page((unsigned long) info->xmit.buf);
-			info->xmit.buf = 0;
+			info->xmit.buf = NULL;
 		}
 
 		if (info->tty) set_bit(TTY_IO_ERROR, &info->tty->flags);
···
 	if (tty->driver->flush_buffer) tty->driver->flush_buffer(tty);
 	if (tty->ldisc.flush_buffer) tty->ldisc.flush_buffer(tty);
 	info->event = 0;
-	info->tty = 0;
+	info->tty = NULL;
 	if (info->blocked_open) {
 		if (info->close_delay)
 			schedule_timeout_interruptible(info->close_delay);
···
 	info->event = 0;
 	state->count = 0;
 	info->flags &= ~ASYNC_NORMAL_ACTIVE;
-	info->tty = 0;
+	info->tty = NULL;
 	wake_up_interruptible(&info->open_wait);
 }
 
···
 	/*
 	 * Insert serial port into IRQ chain.
 	 */
-	info->prev_port = 0;
+	info->prev_port = NULL;
 	info->next_port = IRQ_ports[state->irq];
 	if (info->next_port)
 		info->next_port->prev_port = info;