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watchdog: bcm_kona_wdt: Use correct return value for bcm_kona_wdt_probe() 

When call function devm_platform_ioremap_resource(), we should use IS_ERR()
to check the return value and return PTR_ERR() if failed.

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/1590391864-308-1-git-send-email-yangtiezhu@loongson.cn
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Tiezhu Yang 2020-05-25 15:31:04 +08:00 committed by Wim Van Sebroeck
parent ff01cb1ca1
commit fd99897245
1 changed files with 1 additions and 1 deletions
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2
drivers/watchdog/bcm_kona_wdt.c
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@ -279,7 +279,7 @@ static int bcm_kona_wdt_probe(struct platform_device *pdev)
wdt->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(wdt->base))
return -ENODEV;
return PTR_ERR(wdt->base);
wdt->resolution = SECWDOG_DEFAULT_RESOLUTION;
ret = bcm_kona_wdt_set_resolution_reg(wdt);