diff options
| author | Kai Ye <yekai13@huawei.com> | 2021-04-02 10:47:57 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-04-09 17:45:13 +1000 |
| commit | ae6ce7b17e508d335387ee4f280bda0134758aaf (patch) | |
| tree | 236d4633be89f48002230704155cf781f0dd707f /drivers/crypto/hisilicon | |
| parent | 854b7737199848a91f6adfa0a03cf6f0c46c86e8 (diff) | |
crypto: hisilicon/sec - fixup checking the 3DES weak key
skcipher: Add a verifying to check whether the triple DES key
is weak.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/hisilicon')
| -rw-r--r-- | drivers/crypto/hisilicon/sec2/sec_crypto.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/crypto/hisilicon/sec2/sec_crypto.c b/drivers/crypto/hisilicon/sec2/sec_crypto.c index 71c01256ef0c..133aede8bf07 100644 --- a/drivers/crypto/hisilicon/sec2/sec_crypto.c +++ b/drivers/crypto/hisilicon/sec2/sec_crypto.c @@ -7,6 +7,7 @@ #include <crypto/des.h> #include <crypto/hash.h> #include <crypto/internal/aead.h> +#include <crypto/internal/des.h> #include <crypto/sha1.h> #include <crypto/sha2.h> #include <crypto/skcipher.h> @@ -571,10 +572,18 @@ static void sec_skcipher_uninit(struct crypto_skcipher *tfm) sec_ctx_base_uninit(ctx); } -static int sec_skcipher_3des_setkey(struct sec_cipher_ctx *c_ctx, +static int sec_skcipher_3des_setkey(struct crypto_skcipher *tfm, const u8 *key, const u32 keylen, const enum sec_cmode c_mode) { + struct sec_ctx *ctx = crypto_skcipher_ctx(tfm); + struct sec_cipher_ctx *c_ctx = &ctx->c_ctx; + int ret; + + ret = verify_skcipher_des3_key(tfm, key); + if (ret) + return ret; + switch (keylen) { case SEC_DES3_2KEY_SIZE: c_ctx->c_key_len = SEC_CKEY_3DES_2KEY; @@ -647,7 +656,7 @@ static int sec_skcipher_setkey(struct crypto_skcipher *tfm, const u8 *key, switch (c_alg) { case SEC_CALG_3DES: - ret = sec_skcipher_3des_setkey(c_ctx, keylen, c_mode); + ret = sec_skcipher_3des_setkey(tfm, key, keylen, c_mode); break; case SEC_CALG_AES: case SEC_CALG_SM4: |