diff options
Diffstat (limited to 'crypto/authenc.c')
| -rw-r--r-- | crypto/authenc.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/crypto/authenc.c b/crypto/authenc.c index 18870906ea06..2bb7348d8d55 100644 --- a/crypto/authenc.c +++ b/crypto/authenc.c @@ -386,11 +386,13 @@ static int crypto_authenc_encrypt(struct aead_request *req) { struct crypto_aead *authenc = crypto_aead_reqtfm(req); struct crypto_authenc_ctx *ctx = crypto_aead_ctx(authenc); - struct ablkcipher_request *abreq = aead_request_ctx(req); + struct authenc_request_ctx *areq_ctx = aead_request_ctx(req); struct crypto_ablkcipher *enc = ctx->enc; struct scatterlist *dst = req->dst; unsigned int cryptlen = req->cryptlen; - u8 *iv = (u8 *)(abreq + 1) + crypto_ablkcipher_reqsize(enc); + struct ablkcipher_request *abreq = (void *)(areq_ctx->tail + + ctx->reqoff); + u8 *iv = (u8 *)abreq - crypto_ablkcipher_ivsize(enc); int err; ablkcipher_request_set_tfm(abreq, enc); @@ -454,7 +456,7 @@ static int crypto_authenc_verify(struct aead_request *req, unsigned int authsize; areq_ctx->complete = authenc_verify_ahash_done; - areq_ctx->complete = authenc_verify_ahash_update_done; + areq_ctx->update_complete = authenc_verify_ahash_update_done; ohash = authenc_ahash_fn(req, CRYPTO_TFM_REQ_MAY_SLEEP); if (IS_ERR(ohash)) @@ -546,10 +548,6 @@ static int crypto_authenc_init_tfm(struct crypto_tfm *tfm) if (IS_ERR(auth)) return PTR_ERR(auth); - ctx->reqoff = ALIGN(2 * crypto_ahash_digestsize(auth) + - crypto_ahash_alignmask(auth), - crypto_ahash_alignmask(auth) + 1); - enc = crypto_spawn_skcipher(&ictx->enc); err = PTR_ERR(enc); if (IS_ERR(enc)) @@ -558,13 +556,18 @@ static int crypto_authenc_init_tfm(struct crypto_tfm *tfm) ctx->auth = auth; ctx->enc = enc; - tfm->crt_aead.reqsize = max_t(unsigned int, - crypto_ahash_reqsize(auth) + ctx->reqoff + - sizeof(struct authenc_request_ctx) + + ctx->reqoff = ALIGN(2 * crypto_ahash_digestsize(auth) + + crypto_ahash_alignmask(auth), + crypto_ahash_alignmask(auth) + 1) + + crypto_ablkcipher_ivsize(enc); + + tfm->crt_aead.reqsize = sizeof(struct authenc_request_ctx) + + ctx->reqoff + + max_t(unsigned int, + crypto_ahash_reqsize(auth) + sizeof(struct ahash_request), sizeof(struct skcipher_givcrypt_request) + - crypto_ablkcipher_reqsize(enc) + - crypto_ablkcipher_ivsize(enc)); + crypto_ablkcipher_reqsize(enc)); return 0; |