[PATCH] watchdog: bcm_kona_wdt: Use correct return value for bcm_kona_wdt_probe()

[Tiezhu Yang]

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 <yangtie...@loongson.cn>
---
 drivers/watchdog/bcm_kona_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/bcm_kona_wdt.c b/drivers/watchdog/bcm_kona_wdt.c
index eb850a8..8237c4e 100644
--- a/drivers/watchdog/bcm_kona_wdt.c
+++ b/drivers/watchdog/bcm_kona_wdt.c
@@ -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);
-- 
2.1.0