drivers: atm, char fix integer as NULL pointer warnings

drivers/atm/nicstar.c:418:25: warning: Using plain integer as NULL pointer
drivers/char/drm/r128_cce.c:820:25: warning: Using plain integer as NULL pointer
drivers/char/tty_io.c:1183:10: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Harvey Harrison 2008-04-28 14:13:20 -07:00 committed by Linus Torvalds
parent 7b8ee84d89
commit 8da56309f0
3 changed files with 3 additions and 3 deletions

View file

@ -415,7 +415,7 @@ static int __devinit ns_init_card(int i, struct pci_dev *pcidev)
card->pcidev = pcidev;
membase = pci_resource_start(pcidev, 1);
card->membase = ioremap(membase, NS_IOREMAP_SIZE);
if (card->membase == 0)
if (!card->membase)
{
printk("nicstar%d: can't ioremap() membase.\n",i);
error = 3;

View file

@ -817,7 +817,7 @@ static struct drm_buf *r128_freelist_get(struct drm_device * dev)
for (i = 0; i < dma->buf_count; i++) {
buf = dma->buflist[i];
buf_priv = buf->dev_private;
if (buf->file_priv == 0)
if (!buf->file_priv)
return buf;
}

View file

@ -1180,7 +1180,7 @@ struct tty_driver *tty_find_polling_driver(char *name, int *line)
if (*str == ',')
str++;
if (*str == '\0')
str = 0;
str = NULL;
if (tty_line >= 0 && tty_line <= p->num && p->poll_init &&
!p->poll_init(p, tty_line, str)) {