hwrng: exynos - make use of devm_hwrng_register

This allows us to get rid of remove() method.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Dmitry Torokhov 2015-03-12 14:00:04 -07:00 committed by Herbert Xu
parent 6229c16060
commit 1e6e38a916

View File

@ -131,16 +131,7 @@ static int exynos_rng_probe(struct platform_device *pdev)
pm_runtime_use_autosuspend(&pdev->dev);
pm_runtime_enable(&pdev->dev);
return hwrng_register(&exynos_rng->rng);
}
static int exynos_rng_remove(struct platform_device *pdev)
{
struct exynos_rng *exynos_rng = platform_get_drvdata(pdev);
hwrng_unregister(&exynos_rng->rng);
return 0;
return devm_hwrng_register(&pdev->dev, &exynos_rng->rng);
}
#ifdef CONFIG_PM
@ -172,7 +163,6 @@ static struct platform_driver exynos_rng_driver = {
.pm = &exynos_rng_pm_ops,
},
.probe = exynos_rng_probe,
.remove = exynos_rng_remove,
};
module_platform_driver(exynos_rng_driver);