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-rw-r--r--drivers/watchdog/wm831x_wdt.c31
1 files changed, 7 insertions, 24 deletions
diff --git a/drivers/watchdog/wm831x_wdt.c b/drivers/watchdog/wm831x_wdt.c
index 8d1184aee932..1ddc1f742cd4 100644
--- a/drivers/watchdog/wm831x_wdt.c
+++ b/drivers/watchdog/wm831x_wdt.c
@@ -194,7 +194,7 @@ static int wm831x_wdt_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(wm831x->dev, "Failed to read watchdog status: %d\n",
ret);
- goto err;
+ return ret;
}
reg = ret;
@@ -203,10 +203,8 @@ static int wm831x_wdt_probe(struct platform_device *pdev)
driver_data = devm_kzalloc(&pdev->dev, sizeof(*driver_data),
GFP_KERNEL);
- if (!driver_data) {
- ret = -ENOMEM;
- goto err;
- }
+ if (!driver_data)
+ return -ENOMEM;
mutex_init(&driver_data->lock);
driver_data->wm831x = wm831x;
@@ -253,7 +251,7 @@ static int wm831x_wdt_probe(struct platform_device *pdev)
dev_err(wm831x->dev,
"Failed to request update GPIO: %d\n",
ret);
- goto err;
+ return ret;
}
driver_data->update_gpio = pdata->update_gpio;
@@ -269,37 +267,22 @@ static int wm831x_wdt_probe(struct platform_device *pdev)
} else {
dev_err(wm831x->dev,
"Failed to unlock security key: %d\n", ret);
- goto err;
+ return ret;
}
}
- ret = watchdog_register_device(&driver_data->wdt);
+ ret = devm_watchdog_register_device(&pdev->dev, &driver_data->wdt);
if (ret != 0) {
dev_err(wm831x->dev, "watchdog_register_device() failed: %d\n",
ret);
- goto err;
+ return ret;
}
- platform_set_drvdata(pdev, driver_data);
-
- return 0;
-
-err:
- return ret;
-}
-
-static int wm831x_wdt_remove(struct platform_device *pdev)
-{
- struct wm831x_wdt_drvdata *driver_data = platform_get_drvdata(pdev);
-
- watchdog_unregister_device(&driver_data->wdt);
-
return 0;
}
static struct platform_driver wm831x_wdt_driver = {
.probe = wm831x_wdt_probe,
- .remove = wm831x_wdt_remove,
.driver = {
.name = "wm831x-watchdog",
},