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authorAxel Lin <axel.lin@gmail.com>2012-01-21 15:08:38 +0800
committerWim Van Sebroeck <wim@iguana.be>2012-01-27 10:00:53 +0100
commitf6dd94f8194408e11df4e33e1f7113612e84ca17 (patch)
tree1291a7819c036375cd9696794f25d6bb023f9486 /drivers
parentb1785dfd4fcd4011834f914810c1acb46b007a44 (diff)
downloadlinux-linaro-stable-f6dd94f8194408e11df4e33e1f7113612e84ca17.tar.gz
watchdog: via_wdt: Set min_timeout and max_timeout for wdt_dev
Let the watchdog core to check the valid value range of min_timeout/max_timeout. Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/watchdog/via_wdt.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/watchdog/via_wdt.c b/drivers/watchdog/via_wdt.c
index 8b24b000062e..8f07dd4bd94a 100644
--- a/drivers/watchdog/via_wdt.c
+++ b/drivers/watchdog/via_wdt.c
@@ -124,8 +124,6 @@ static int wdt_stop(struct watchdog_device *wdd)
static int wdt_set_timeout(struct watchdog_device *wdd,
unsigned int new_timeout)
{
- if (new_timeout < 1 || new_timeout > WDT_TIMEOUT_MAX)
- return -EINVAL;
writel(new_timeout, wdt_mem + VIA_WDT_COUNT);
timeout = new_timeout;
return 0;
@@ -150,6 +148,8 @@ static const struct watchdog_ops wdt_ops = {
static struct watchdog_device wdt_dev = {
.info = &wdt_info,
.ops = &wdt_ops,
+ .min_timeout = 1,
+ .max_timeout = WDT_TIMEOUT_MAX,
};
static int __devinit wdt_probe(struct pci_dev *pdev,