extcon: Set platform drvdata in gpio_extcon_probe() and fix irq leak

Add missing platform_set_drvdata() in gpio_extcon_probe(), otherwise calling
platform_get_drvdata in gpio_extcon_remove() returns NULL.

Also add missing free_irq call in gpio_extcon_remove().

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/extcon/extcon_gpio.c b/drivers/extcon/extcon_gpio.c
index fe7a07b473363033246afb2437531547cf6bb979..8a0dcc11c7c73e9c1abb64b7537047d58115064b 100644 (file)
--- a/drivers/extcon/extcon_gpio.c
+++ b/drivers/extcon/extcon_gpio.c
@@ -125,6 +125,7 @@ static int __devinit gpio_extcon_probe(struct platform_device *pdev)
        if (ret < 0)
                goto err_request_irq;
 
+       platform_set_drvdata(pdev, extcon_data);
        /* Perform initial detection */
        gpio_extcon_work(&extcon_data->work.work);
 
@@ -146,6 +147,7 @@ static int __devexit gpio_extcon_remove(struct platform_device *pdev)
        struct gpio_extcon_data *extcon_data = platform_get_drvdata(pdev);
 
        cancel_delayed_work_sync(&extcon_data->work);
+       free_irq(extcon_data->irq, extcon_data);
        gpio_free(extcon_data->gpio);
        extcon_dev_unregister(&extcon_data->edev);
        devm_kfree(&pdev->dev, extcon_data);