[PATCH] ia64/hp NULL noise removal
Al Viro [Tue, 10 Oct 2006 21:46:17 +0000 (22:46 +0100)]
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/ia64/hp/sim/simeth.c
arch/ia64/hp/sim/simscsi.c
arch/ia64/hp/sim/simserial.c

index be769ef..424e925 100644 (file)
@@ -87,7 +87,7 @@ static int simeth_debug;              /* set to 1 to get debug information */
  */
 static struct notifier_block simeth_dev_notifier = {
        simeth_device_event,
-       0
+       NULL
 };
 
 
index 8f0a16a..bb87682 100644 (file)
@@ -103,7 +103,7 @@ simscsi_interrupt (unsigned long val)
 
        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);
index 5095778..caab986 100644 (file)
@@ -92,7 +92,7 @@ static struct serial_uart_config uart_config[] = {
        { "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;
@@ -555,7 +555,7 @@ static void shutdown(struct async_struct * info)
 
                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);
@@ -628,7 +628,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
        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);
@@ -668,7 +668,7 @@ static void rs_hangup(struct tty_struct *tty)
        info->event = 0;
        state->count = 0;
        info->flags &= ~ASYNC_NORMAL_ACTIVE;
-       info->tty = 0;
+       info->tty = NULL;
        wake_up_interruptible(&info->open_wait);
 }
 
@@ -769,7 +769,7 @@ startup(struct async_struct *info)
        /*
         * 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;