watchdog: mtx1-wdt: use devm_gpio_request_one()

Use devm_gpio_request_one() to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Jingoo Han 2013-04-29 18:30:43 +09:00 committed by Wim Van Sebroeck
parent 07bf971a38
commit d3a33a9500

View File

@ -209,7 +209,7 @@ static int mtx1_wdt_probe(struct platform_device *pdev)
int ret;
mtx1_wdt_device.gpio = pdev->resource[0].start;
ret = gpio_request_one(mtx1_wdt_device.gpio,
ret = devm_gpio_request_one(&pdev->dev, mtx1_wdt_device.gpio,
GPIOF_OUT_INIT_HIGH, "mtx1-wdt");
if (ret < 0) {
dev_err(&pdev->dev, "failed to request gpio");
@ -241,7 +241,6 @@ static int mtx1_wdt_remove(struct platform_device *pdev)
wait_for_completion(&mtx1_wdt_device.stop);
}
gpio_free(mtx1_wdt_device.gpio);
misc_deregister(&mtx1_wdt_misc);
return 0;
}