[PATCH v2 3/5] watchdog: renesas_wdt: don't round closest with get_timeleft

[Wolfram Sang]

We should never return more time left than there actually is. So, switch
to a plain divider instead of DIV_ROUND_CLOSEST.

Reviewed-by: Guenter Roeck <li...@roeck-us.net>
Signed-off-by: Wolfram Sang <wsa+rene...@sang-engineering.com>
---
 drivers/watchdog/renesas_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/renesas_wdt.c b/drivers/watchdog/renesas_wdt.c
index 8437dd52153208..3763437cd0b015 100644
--- a/drivers/watchdog/renesas_wdt.c
+++ b/drivers/watchdog/renesas_wdt.c
@@ -92,7 +92,7 @@ static unsigned int rwdt_get_timeleft(struct watchdog_device 
*wdev)
        struct rwdt_priv *priv = watchdog_get_drvdata(wdev);
        u16 val = readw_relaxed(priv->base + RWTCNT);
 
-       return DIV_ROUND_CLOSEST(65536 - val, priv->clks_per_sec);
+       return (65536 - val) / priv->clks_per_sec;
 }
 
 static const struct watchdog_info rwdt_ident = {
-- 
2.11.0