diff options
| author |   PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> | 2016-08-28 14:19:12 +0530 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2016-08-31 23:00:49 +0800 |
| commit | 98a3c465fe987f1e0ae87a50ce980d6560233285 (patch) | |
| tree | 2ca053b3f231512ae38543b8b85c974f24bbe8a5 /drivers/char/hw_random | |
| parent | hwrng: Remove check for max less than 4 bytes (diff) | |
| download | linux-dev-98a3c465fe987f1e0ae87a50ce980d6560233285.tar.xz linux-dev-98a3c465fe987f1e0ae87a50ce980d6560233285.zip | |
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: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char/hw_random')
| -rw-r--r-- | drivers/char/hw_random/tx4939-rng.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/drivers/char/hw_random/tx4939-rng.c b/drivers/char/hw_random/tx4939-rng.c index a7b694913416..1093583b579c 100644 --- a/drivers/char/hw_random/tx4939-rng.c +++ b/drivers/char/hw_random/tx4939-rng.c @@ -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); |