extcon: int3496: Switch to devm_acpi_dev_add_driver_gpios()

Switch to use managed variant of acpi_dev_add_driver_gpios() to simplify
error path and fix potentially wrong assingment if ->probe() fails.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>

diff --git a/drivers/extcon/extcon-intel-int3496.c b/drivers/extcon/extcon-intel-int3496.c
index 9d17984..d9f9afe 100644 (file)
--- a/drivers/extcon/extcon-intel-int3496.c
+++ b/drivers/extcon/extcon-intel-int3496.c
@@ -94,8 +94,7 @@ static int int3496_probe(struct platform_device *pdev)
        struct int3496_data *data;
        int ret;
 
-       ret = acpi_dev_add_driver_gpios(ACPI_COMPANION(dev),
-                                       acpi_int3496_default_gpios);
+       ret = devm_acpi_dev_add_driver_gpios(dev, acpi_int3496_default_gpios);
        if (ret) {
                dev_err(dev, "can't add GPIO ACPI mapping\n");
                return ret;
@@ -169,8 +168,6 @@ static int int3496_remove(struct platform_device *pdev)
        devm_free_irq(&pdev->dev, data->usb_id_irq, data);
        cancel_delayed_work_sync(&data->work);
 
-       acpi_dev_remove_driver_gpios(ACPI_COMPANION(&pdev->dev));
-
        return 0;
 }