Re: [PATCH] watchdog: ath79: fix maximum timeout

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On 05/07/2018 06:16 AM, John Crispin wrote:
If the userland tries to set a timeout higher than the max_timeout,
then we should fallback to max_timeout.


We don't do that for drivers using the watchdog core, so we should not
do it here either for consistency.

Guenter

Signed-off-by: John Crispin <john@xxxxxxxxxxx> > ---
  drivers/watchdog/ath79_wdt.c | 8 ++++++--
  1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/watchdog/ath79_wdt.c b/drivers/watchdog/ath79_wdt.c
index e2209bf5fa8a..c2fc6c3d0092 100644
--- a/drivers/watchdog/ath79_wdt.c
+++ b/drivers/watchdog/ath79_wdt.c
@@ -115,10 +115,14 @@ static inline void ath79_wdt_disable(void)
static int ath79_wdt_set_timeout(int val)
  {
-	if (val < 1 || val > max_timeout)
+	if (val < 1)
  		return -EINVAL;
- timeout = val;
+	if (val > max_timeout)
+		timeout = max_timeout;
+	else
+		timeout = val;
+
  	ath79_wdt_keepalive();
return 0;


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