[PATCH] watchdog: at91rm9200: Correct check for syscon_node_to_regmap() errors

[Bjorn Andersson]

syscon_node_to_regmap() returns a regmap or an ERR_PTR().

Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxxxxxx>
---
 drivers/watchdog/at91rm9200_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/at91rm9200_wdt.c b/drivers/watchdog/at91rm9200_wdt.c
index 9ba1153465ae..e12a797cb820 100644
--- a/drivers/watchdog/at91rm9200_wdt.c
+++ b/drivers/watchdog/at91rm9200_wdt.c
@@ -244,7 +244,7 @@ static int at91wdt_probe(struct platform_device *pdev)
 	}
 
 	regmap_st = syscon_node_to_regmap(parent->of_node);
-	if (!regmap_st)
+	if (IS_ERR(regmap_st))
 		return -ENODEV;
 
 	res = misc_register(&at91wdt_miscdev);
-- 
1.8.2.2

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