From c30e1bbc9549b39c33f61310302eb8ccb98c7de4 Mon Sep 17 00:00:00 2001 From: Eric Biggers Date: Wed, 25 Mar 2026 17:15:01 -0700 Subject: [PATCH] crypto: hisilicon/hpre - Use crypto_stdrng_get_bytes() Replace the sequence of crypto_get_default_rng(), crypto_rng_get_bytes(), and crypto_put_default_rng() with the equivalent helper function crypto_stdrng_get_bytes(). Signed-off-by: Eric Biggers Signed-off-by: Herbert Xu --- drivers/crypto/hisilicon/hpre/hpre_crypto.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c index 839c1f677143..09077abbf6ad 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c +++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c @@ -1327,17 +1327,9 @@ static int ecdh_gen_privkey(struct hpre_ctx *ctx, struct ecdh *params) struct device *dev = ctx->dev; int ret; - ret = crypto_get_default_rng(); - if (ret) { - dev_err(dev, "failed to get default rng, ret = %d!\n", ret); - return ret; - } - - ret = crypto_rng_get_bytes(crypto_default_rng, (u8 *)params->key, - params->key_size); - crypto_put_default_rng(); + ret = crypto_stdrng_get_bytes(params->key, params->key_size); if (ret) - dev_err(dev, "failed to get rng, ret = %d!\n", ret); + dev_err(dev, "failed to get random bytes, ret = %d!\n", ret); return ret; }