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Input: tps6507x-ts - update to devm_* API 

Update the code to use devm_* API so that driver core will manage
resources.

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
hifive-unleashed-5.1
Yegor Yefremov 2017-03-10 16:26:08 -08:00 committed by Dmitry Torokhov
parent 52e4f1d601
commit 2e2a0db8c8
1 changed files with 5 additions and 28 deletions
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33
drivers/input/touchscreen/tps6507x-ts.c
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@ -226,7 +226,7 @@ static int tps6507x_ts_probe(struct platform_device *pdev)
*/
init_data = tps_board->tps6507x_ts_init_data;
tsc = kzalloc(sizeof(struct tps6507x_ts), GFP_KERNEL);
tsc = devm_kzalloc(&pdev->dev, sizeof(struct tps6507x_ts), GFP_KERNEL);
if (!tsc) {
dev_err(tps6507x_dev->dev, "failed to allocate driver data\n");
return -ENOMEM;
@ -240,11 +240,10 @@ static int tps6507x_ts_probe(struct platform_device *pdev)
snprintf(tsc->phys, sizeof(tsc->phys),
"%s/input0", dev_name(tsc->dev));
poll_dev = input_allocate_polled_device();
poll_dev = devm_input_allocate_polled_device(&pdev->dev);
if (!poll_dev) {
dev_err(tsc->dev, "Failed to allocate polled input device.\n");
error = -ENOMEM;
goto err_free_mem;
return -ENOMEM;
}
tsc->poll_dev = poll_dev;
@ -274,32 +273,11 @@ static int tps6507x_ts_probe(struct platform_device *pdev)
error = tps6507x_adc_standby(tsc);
if (error)
goto err_free_polled_dev;
return error;
error = input_register_polled_device(poll_dev);
if (error)
goto err_free_polled_dev;
platform_set_drvdata(pdev, tsc);
return 0;
err_free_polled_dev:
input_free_polled_device(poll_dev);
err_free_mem:
kfree(tsc);
return error;
}
static int tps6507x_ts_remove(struct platform_device *pdev)
{
struct tps6507x_ts *tsc = platform_get_drvdata(pdev);
struct input_polled_dev *poll_dev = tsc->poll_dev;
input_unregister_polled_device(poll_dev);
input_free_polled_device(poll_dev);
kfree(tsc);
return error;
return 0;
}
@ -309,7 +287,6 @@ static struct platform_driver tps6507x_ts_driver = {
.name = "tps6507x-ts",
},
.probe = tps6507x_ts_probe,
.remove = tps6507x_ts_remove,
};
module_platform_driver(tps6507x_ts_driver);