diff options
| author | Tian Tao <tiantao6@hisilicon.com> | 2021-02-03 15:26:06 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-02-10 09:55:58 +0300 |
| commit | 14ab6de485dddbb414057417831b2491fe2a8729 (patch) | |
| tree | 9ead19ac90c887926126bc3819293faef4bdf3a8 /drivers/char | |
| parent | fc754c024a343b836cfbb794afd3c7a87f625dbb (diff) | |
| download | linux-14ab6de485dddbb414057417831b2491fe2a8729.tar.xz | |
hwrng: optee - Use device-managed registration API
Use devm_hwrng_register to get rid of manual unregistration.
Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/hw_random/optee-rng.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/char/hw_random/optee-rng.c b/drivers/char/hw_random/optee-rng.c index a99d82949981..135a82590923 100644 --- a/drivers/char/hw_random/optee-rng.c +++ b/drivers/char/hw_random/optee-rng.c @@ -243,7 +243,7 @@ static int optee_rng_probe(struct device *dev) if (err) goto out_sess; - err = hwrng_register(&pvt_data.optee_rng); + err = devm_hwrng_register(dev, &pvt_data.optee_rng); if (err) { dev_err(dev, "hwrng registration failed (%d)\n", err); goto out_sess; @@ -263,7 +263,6 @@ out_ctx: static int optee_rng_remove(struct device *dev) { - hwrng_unregister(&pvt_data.optee_rng); tee_client_close_session(pvt_data.ctx, pvt_data.session_id); tee_client_close_context(pvt_data.ctx); |