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watchdog: at91rm9200: Correct check for syscon_node_to_regmap() errors

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

Signed-off-by: Bjorn Andersson <[email protected]>
Acked-by: Guenter Roeck <[email protected]>
Signed-off-by: Wim Van Sebroeck <[email protected]>
This commit is contained in:
Bjorn Andersson 2015-08-17 09:19:03 -07:00 • committed by Wim Van Sebroeck
commit bf5125d5e0
1 changed files with 1 additions and 1 deletions
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drivers/watchdog/at91rm9200_wdt.c
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@ -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);