aboutsummaryrefslogtreecommitdiff
path: root/drivers/char
diff options
context:
space:
mode:
authorDavid Vrabel <dvrabel@arcom.com>2006-01-19 17:56:29 +0000
committerGreg Kroah-Hartman <gregkh@suse.de>2006-03-20 13:42:57 -0800
commit489447380a2921ec0e9154f773c44ab3167ede4b (patch)
tree10edc2bca15765dae7699b8d26cf3d828869bc3c /drivers/char
parent305b3228f9ff4d59f49e6d34a7034d44ee8ce2f0 (diff)
[PATCH] handle errors returned by platform_get_irq*()
platform_get_irq*() now returns on -ENXIO when the resource cannot be found. Ensure all users of platform_get_irq*() handle this error appropriately. Signed-off-by: David Vrabel <dvrabel@arcom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/s3c2410-rtc.c4
-rw-r--r--drivers/char/watchdog/mpcore_wdt.c4
2 files changed, 6 insertions, 2 deletions
diff --git a/drivers/char/s3c2410-rtc.c b/drivers/char/s3c2410-rtc.c
index 2e308657f6f..b0038b19b50 100644
--- a/drivers/char/s3c2410-rtc.c
+++ b/drivers/char/s3c2410-rtc.c
@@ -448,13 +448,13 @@ static int s3c2410_rtc_probe(struct platform_device *pdev)
/* find the IRQs */
s3c2410_rtc_tickno = platform_get_irq(pdev, 1);
- if (s3c2410_rtc_tickno <= 0) {
+ if (s3c2410_rtc_tickno < 0) {
dev_err(&pdev->dev, "no irq for rtc tick\n");
return -ENOENT;
}
s3c2410_rtc_alarmno = platform_get_irq(pdev, 0);
- if (s3c2410_rtc_alarmno <= 0) {
+ if (s3c2410_rtc_alarmno < 0) {
dev_err(&pdev->dev, "no irq for alarm\n");
return -ENOENT;
}
diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c
index b4d84348988..2c2c5177320 100644
--- a/drivers/char/watchdog/mpcore_wdt.c
+++ b/drivers/char/watchdog/mpcore_wdt.c
@@ -338,6 +338,10 @@ static int __devinit mpcore_wdt_probe(struct platform_device *dev)
wdt->dev = &dev->dev;
wdt->irq = platform_get_irq(dev, 0);
+ if (wdt->irq < 0) {
+ ret = -ENXIO;
+ goto err_free;
+ }
wdt->base = ioremap(res->start, res->end - res->start + 1);
if (!wdt->base) {
ret = -ENOMEM;