[PATCH] drivers: watchdog: Fix dev_read_addr error check

[Francois Berder]

dev_read_addr returns FDT_ADDR_T_NONE (-1) in case of error
and not 0.

Signed-off-by: Francois Berder <fberder at outlook.fr>
---
 drivers/watchdog/starfive_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/starfive_wdt.c b/drivers/watchdog/starfive_wdt.c
index ee9ec4cdc3a..e0b46d146a9 100644
--- a/drivers/watchdog/starfive_wdt.c
+++ b/drivers/watchdog/starfive_wdt.c
@@ -291,7 +291,7 @@ static int starfive_wdt_of_to_plat(struct udevice *dev)
 	struct starfive_wdt_priv *wdt = dev_get_priv(dev);
 
 	wdt->base = (void *)dev_read_addr(dev);
-	if (!wdt->base)
+	if (wdt->base == (void *)FDT_ADDR_T_NONE)
 		return -ENODEV;
 
 	wdt->apb_clk = devm_clk_get(dev, "apb");
-- 
2.43.0