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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2006-07-14 10:42:27 +1000 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2006-09-21 11:41:03 +1000 |
| commit | df89820ebd5bbf4f3c6b5f8ee7d9e983107f6a91 (patch) | |
| tree | a782e2662cbdb6c7ad7591f2697d06008048f966 | |
| parent | c907ee76d8456fe1d98f40b5febfc7802a73b784 (diff) | |
| download | op-kernel-dev-df89820ebd5bbf4f3c6b5f8ee7d9e983107f6a91.zip op-kernel-dev-df89820ebd5bbf4f3c6b5f8ee7d9e983107f6a91.tar.gz | |
[CRYPTO] cipher: Removed special IV checks for ECB
This patch makes IV operations on ECB fail through nocrypt_iv rather than
calling BUG(). This is needed to generalise CBC/ECB using the template
mechanism.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | crypto/cipher.c | 2 | ||||
| -rw-r--r-- | include/linux/crypto.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/crypto/cipher.c b/crypto/cipher.c index 56406a4..aebc4a2 100644 --- a/crypto/cipher.c +++ b/crypto/cipher.c @@ -399,6 +399,8 @@ int crypto_init_cipher_ops(struct crypto_tfm *tfm) case CRYPTO_TFM_MODE_ECB: ops->cit_encrypt = ecb_encrypt; ops->cit_decrypt = ecb_decrypt; + ops->cit_encrypt_iv = nocrypt_iv; + ops->cit_decrypt_iv = nocrypt_iv; break; case CRYPTO_TFM_MODE_CBC: diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 053bfab..dbdfc7c 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -422,7 +422,6 @@ static inline int crypto_cipher_encrypt_iv(struct crypto_tfm *tfm, unsigned int nbytes, u8 *iv) { BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); - BUG_ON(tfm->crt_cipher.cit_mode == CRYPTO_TFM_MODE_ECB); return tfm->crt_cipher.cit_encrypt_iv(tfm, dst, src, nbytes, iv); } @@ -441,7 +440,6 @@ static inline int crypto_cipher_decrypt_iv(struct crypto_tfm *tfm, unsigned int nbytes, u8 *iv) { BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); - BUG_ON(tfm->crt_cipher.cit_mode == CRYPTO_TFM_MODE_ECB); return tfm->crt_cipher.cit_decrypt_iv(tfm, dst, src, nbytes, iv); } |
