diff options
| author |   David Vrabel <dvrabel@arcom.com> | 2006-01-19 17:56:29 +0000 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2006-03-20 13:42:57 -0800 |
| commit | 489447380a2921ec0e9154f773c44ab3167ede4b (patch) | |
| tree | 10edc2bca15765dae7699b8d26cf3d828869bc3c /drivers/char/watchdog | |
| parent | [PATCH] driver core: platform_get_irq*(): return -ENXIO on error (diff) | |
| download | linux-dev-489447380a2921ec0e9154f773c44ab3167ede4b.tar.xz linux-dev-489447380a2921ec0e9154f773c44ab3167ede4b.zip | |
[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/watchdog')
| -rw-r--r-- | drivers/char/watchdog/mpcore_wdt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c index b4d843489881..2c2c51773200 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; |