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Commit 98a3c465 authored by PrasannaKumar Muralidharan's avatar PrasannaKumar Muralidharan Committed by Herbert Xu
Browse files

hwrng: tx4939 - Use devm_hwrng_register instead of hwrng_register 



By using devm_hwrng_register instead of hwrng_register the .remove
callback in platform_driver can be removed. This reduces a few lines in
code.

Signed-off-by: default avatarPrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 68734bc9

drivers/char/hw_random/tx4939-rng.c

+1 −10
Original line number Diff line number Diff line
@@ -144,22 +144,13 @@ static int __init tx4939_rng_probe(struct platform_device *dev) 
	}



	platform_set_drvdata(dev, rngdev);

	return hwrng_register(&rngdev->rng);

}



static int __exit tx4939_rng_remove(struct platform_device *dev)

{

	struct tx4939_rng *rngdev = platform_get_drvdata(dev);



	hwrng_unregister(&rngdev->rng);

	return 0;

	return devm_hwrng_register(&dev->dev, &rngdev->rng);

}



static struct platform_driver tx4939_rng_driver = {

	.driver		= {

		.name	= "tx4939-rng",

	},

	.remove = tx4939_rng_remove,

};



module_platform_driver_probe(tx4939_rng_driver, tx4939_rng_probe);