diff options
author | Harvey Harrison <harvey.harrison@gmail.com> | 2008-04-28 16:50:04 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 17:31:13 -0700 |
commit | a01e035ebb552223c03f2d9138ffc73f2d4d3965 (patch) | |
tree | 3d5516138e2c973ce51c808677faba2c52d15d0a /drivers/char | |
parent | a6a3a17b7fdaf824e6d73e8e4a94c9d149302f74 (diff) |
drivers: fix integer as NULL pointer warnings
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char')
-rw-r--r-- | drivers/char/cs5535_gpio.c | 2 | ||||
-rw-r--r-- | drivers/char/n_hdlc.c | 2 | ||||
-rw-r--r-- | drivers/char/rio/rioroute.c | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/cs5535_gpio.c b/drivers/char/cs5535_gpio.c index c2d23cae9515..c0a4a0bb509e 100644 --- a/drivers/char/cs5535_gpio.c +++ b/drivers/char/cs5535_gpio.c @@ -215,7 +215,7 @@ static int __init cs5535_gpio_init(void) else mask = 0x0b003c66; - if (request_region(gpio_base, CS5535_GPIO_SIZE, NAME) == 0) { + if (!request_region(gpio_base, CS5535_GPIO_SIZE, NAME)) { printk(KERN_ERR NAME ": can't allocate I/O for GPIO\n"); return -ENODEV; } diff --git a/drivers/char/n_hdlc.c b/drivers/char/n_hdlc.c index 82bcfb9c839a..06803ed5568c 100644 --- a/drivers/char/n_hdlc.c +++ b/drivers/char/n_hdlc.c @@ -501,7 +501,7 @@ static void n_hdlc_tty_receive(struct tty_struct *tty, const __u8 *data, __FILE__,__LINE__, count); /* This can happen if stuff comes in on the backup tty */ - if (n_hdlc == 0 || tty != n_hdlc->tty) + if (!n_hdlc || tty != n_hdlc->tty) return; /* verify line is using HDLC discipline */ diff --git a/drivers/char/rio/rioroute.c b/drivers/char/rio/rioroute.c index 85091ff74d96..7a9df7dcf9a8 100644 --- a/drivers/char/rio/rioroute.c +++ b/drivers/char/rio/rioroute.c @@ -526,7 +526,7 @@ void RIOFixPhbs(struct rio_info *p, struct Host *HostP, unsigned int unit) ** If RTA is not powered on, the tx packets will be ** unset, so go no further. */ - if (PortP->TxStart == 0) { + if (!PortP->TxStart) { rio_dprintk(RIO_DEBUG_ROUTE, "Tx pkts not set up yet\n"); rio_spin_unlock_irqrestore(&PortP->portSem, flags); break; |