diff options
| author | Zaibo Xu <xuzaibo@huawei.com> | 2020-01-11 16:58:15 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2020-01-16 15:18:15 +0800 |
| commit | dfee9955abc7ec9364413d16316181322cf44f2f (patch) | |
| tree | d49add9f53bdb5aa07610f69ee23fd05d3e7de2d /drivers/crypto/hisilicon/hpre/hpre_crypto.c | |
| parent | 2f072d75d1ab32e9c7c43a54398f4360a0a42d5e (diff) | |
| download | lwn-dfee9955abc7ec9364413d16316181322cf44f2f.tar.gz lwn-dfee9955abc7ec9364413d16316181322cf44f2f.zip | |
crypto: hisilicon - Bugfixed tfm leak
1.Fixed the bug of software tfm leakage.
2.Update HW error log message.
Signed-off-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/hisilicon/hpre/hpre_crypto.c')
| -rw-r--r-- | drivers/crypto/hisilicon/hpre/hpre_crypto.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c index 98f037e6ea3e..d8b015266ee4 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c +++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c @@ -1043,6 +1043,7 @@ static unsigned int hpre_rsa_max_size(struct crypto_akcipher *tfm) static int hpre_rsa_init_tfm(struct crypto_akcipher *tfm) { struct hpre_ctx *ctx = akcipher_tfm_ctx(tfm); + int ret; ctx->rsa.soft_tfm = crypto_alloc_akcipher("rsa-generic", 0, 0); if (IS_ERR(ctx->rsa.soft_tfm)) { @@ -1050,7 +1051,11 @@ static int hpre_rsa_init_tfm(struct crypto_akcipher *tfm) return PTR_ERR(ctx->rsa.soft_tfm); } - return hpre_ctx_init(ctx); + ret = hpre_ctx_init(ctx); + if (ret) + crypto_free_akcipher(ctx->rsa.soft_tfm); + + return ret; } static void hpre_rsa_exit_tfm(struct crypto_akcipher *tfm) |