[PATCH] watchdog: max6370: use __udelay() to avoid recursion

Pali Rohár pali at kernel.org
Tue Sep 27 12:19:19 CEST 2022


The udelay() function in lib/time.c contains a WATCHDOG_RESET()
call. So use __udelay() in max6370_wdt.c to prevent recursion.

Fixes: 0a095fc53b15 ("watchdog: Add MAX6370 watchdog timer driver")
Signed-off-by: Pali Rohár <pali at kernel.org>
---
 drivers/watchdog/max6370_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/max6370_wdt.c b/drivers/watchdog/max6370_wdt.c
index 556c6a4b6d6b..44872e23c586 100644
--- a/drivers/watchdog/max6370_wdt.c
+++ b/drivers/watchdog/max6370_wdt.c
@@ -73,7 +73,7 @@ static int max6370_wdt_reset(struct udevice *dev)
 
 	if (dm_gpio_is_valid(&wdt->gpio_wdi)) {
 		dm_gpio_set_value(&wdt->gpio_wdi, 1);
-		udelay(1);
+		__udelay(1);
 		dm_gpio_set_value(&wdt->gpio_wdi, 0);
 	} else {
 		val = readb(wdt->reg);
-- 
2.20.1



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