diff options
| author |   Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2019-08-15 12:01:05 +0300 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2019-08-22 14:57:32 +1000 |
| commit | 9d574ae8ebc1e6e485ef949f086157601008a9d3 (patch) | |
| tree | 531aab300a5d057f0feff70eadc09fff0deb86d7 /drivers/crypto/talitos.c | |
| parent | crypto: sun4i/des - switch to new verification routines (diff) | |
| download | linux-dev-9d574ae8ebc1e6e485ef949f086157601008a9d3.tar.xz linux-dev-9d574ae8ebc1e6e485ef949f086157601008a9d3.zip | |
crypto: talitos/des - switch to new verification routines
Cc: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to '')
| -rw-r--r-- | drivers/crypto/talitos.c | 37 |
1 files changed, 7 insertions, 30 deletions
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index c9d686a0e805..117c831b5ede 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -30,7 +30,7 @@ #include <crypto/algapi.h> #include <crypto/aes.h> -#include <crypto/des.h> +#include <crypto/internal/des.h> #include <crypto/sha.h> #include <crypto/md5.h> #include <crypto/internal/aead.h> @@ -936,15 +936,9 @@ static int aead_des3_setkey(struct crypto_aead *authenc, if (keys.authkeylen + keys.enckeylen > TALITOS_MAX_KEY_SIZE) goto badkey; - if (keys.enckeylen != DES3_EDE_KEY_SIZE) - goto badkey; - - flags = crypto_aead_get_flags(authenc); - err = __des3_verify_key(&flags, keys.enckey); - if (unlikely(err)) { - crypto_aead_set_flags(authenc, flags); + err = verify_aead_des3_key(authenc, keys.enckey, keys.enckeylen); + if (err) goto out; - } if (ctx->keylen) dma_unmap_single(dev, ctx->dma_key, ctx->keylen, DMA_TO_DEVICE); @@ -1517,32 +1511,15 @@ static int ablkcipher_setkey(struct crypto_ablkcipher *cipher, static int ablkcipher_des_setkey(struct crypto_ablkcipher *cipher, const u8 *key, unsigned int keylen) { - u32 tmp[DES_EXPKEY_WORDS]; - - if (unlikely(crypto_ablkcipher_get_flags(cipher) & - CRYPTO_TFM_REQ_FORBID_WEAK_KEYS) && - !des_ekey(tmp, key)) { - crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_WEAK_KEY); - return -EINVAL; - } - - return ablkcipher_setkey(cipher, key, keylen); + return verify_ablkcipher_des_key(cipher, key) ?: + ablkcipher_setkey(cipher, key, keylen); } static int ablkcipher_des3_setkey(struct crypto_ablkcipher *cipher, const u8 *key, unsigned int keylen) { - u32 flags; - int err; - - flags = crypto_ablkcipher_get_flags(cipher); - err = __des3_verify_key(&flags, key); - if (unlikely(err)) { - crypto_ablkcipher_set_flags(cipher, flags); - return err; - } - - return ablkcipher_setkey(cipher, key, keylen); + return verify_ablkcipher_des3_key(cipher, key) ?: + ablkcipher_setkey(cipher, key, keylen); } static int ablkcipher_aes_setkey(struct crypto_ablkcipher *cipher, |