path: root/drivers/watchdog
diff options
authorDan Carpenter <dan.carpenter@oracle.com>2019-01-04 06:47:25 (GMT)
committerWim Van Sebroeck <wim@linux-watchdog.org>2019-01-07 09:10:35 (GMT)
commit4a22fc534f2f55808c41197cf17d829099032acb (patch)
treef8498f90d27ee731595446ffdaaad91892be586c /drivers/watchdog
parent3aa8b8bbc142eeaac89891de584535ceb7fce405 (diff)
watchdog: tqmx86: Fix a couple IS_ERR() vs NULL bugs
These functions return NULL on error but we accidentally check for IS_ERR() instead. Fixes: e3c21e088f89 ("watchdog: tqmx86: Add watchdog driver for the IO controller") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'drivers/watchdog')
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/watchdog/tqmx86_wdt.c b/drivers/watchdog/tqmx86_wdt.c
index 0d3a0fb..5294120 100644
--- a/drivers/watchdog/tqmx86_wdt.c
+++ b/drivers/watchdog/tqmx86_wdt.c
@@ -79,13 +79,13 @@ static int tqmx86_wdt_probe(struct platform_device *pdev)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- if (IS_ERR(res))
- return PTR_ERR(res);
+ if (!res)
+ return -ENODEV;
priv->io_base = devm_ioport_map(&pdev->dev, res->start,
- if (IS_ERR(priv->io_base))
- return PTR_ERR(priv->io_base);
+ if (!priv->io_base)
+ return -ENOMEM;
watchdog_set_drvdata(&priv->wdd, priv);

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