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extcon: Convert extcon_gpio to devm_gpio_request_one 

Also remove unneeded devm_kfree calls.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Axel Lin 2012-06-16 11:56:24 +08:00 committed by Greg Kroah-Hartman
parent b945f3fa82
commit 01eaf24587
1 changed files with 5 additions and 12 deletions
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17
drivers/extcon/extcon_gpio.c
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@ -105,25 +105,25 @@ static int __devinit gpio_extcon_probe(struct platform_device *pdev)
ret = extcon_dev_register(&extcon_data->edev, &pdev->dev);
if (ret < 0)
goto err_extcon_dev_register;
return ret;
ret = gpio_request_one(extcon_data->gpio, GPIOF_DIR_IN, pdev->name);
if (ret < 0)
goto err_request_gpio;
goto err;
INIT_DELAYED_WORK(&extcon_data->work, gpio_extcon_work);
extcon_data->irq = gpio_to_irq(extcon_data->gpio);
if (extcon_data->irq < 0) {
ret = extcon_data->irq;
goto err_detect_irq_num_failed;
goto err;
}
ret = request_any_context_irq(extcon_data->irq, gpio_irq_handler,
pdata->irq_flags, pdev->name,
extcon_data);
if (ret < 0)
goto err_request_irq;
goto err;
platform_set_drvdata(pdev, extcon_data);
/* Perform initial detection */
@ -131,13 +131,8 @@ static int __devinit gpio_extcon_probe(struct platform_device *pdev)
return 0;
err_request_irq:
err_detect_irq_num_failed:
gpio_free(extcon_data->gpio);
err_request_gpio:
err:
extcon_dev_unregister(&extcon_data->edev);
err_extcon_dev_register:
devm_kfree(&pdev->dev, extcon_data);
return ret;
}
@ -148,9 +143,7 @@ static int __devexit gpio_extcon_remove(struct platform_device *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);
return 0;
}