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crypto: gcm - Use crypto_aead_set_reqsize helper 

This patch uses the crypto_aead_set_reqsize helper to avoid directly
touching the internals of aead.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2015-05-11 17:47:59 +08:00
parent 529a0b625b
commit 5d72336f1b
1 changed files with 11 additions and 11 deletions
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22
crypto/gcm.c
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@ -672,12 +672,12 @@ static int crypto_gcm_init_tfm(struct crypto_tfm *tfm)
align = crypto_tfm_alg_alignmask(tfm);
align &= ~(crypto_tfm_ctx_alignment() - 1);
tfm->crt_aead.reqsize = align +
offsetof(struct crypto_gcm_req_priv_ctx, u) +
crypto_aead_set_reqsize(__crypto_aead_cast(tfm),
align + offsetof(struct crypto_gcm_req_priv_ctx, u) +
max(sizeof(struct ablkcipher_request) +
crypto_ablkcipher_reqsize(ctr),
sizeof(struct ahash_request) +
crypto_ahash_reqsize(ghash));
crypto_ahash_reqsize(ghash)));
return 0;
@ -946,10 +946,10 @@ static int crypto_rfc4106_init_tfm(struct crypto_tfm *tfm)
align = crypto_aead_alignmask(aead);
align &= ~(crypto_tfm_ctx_alignment() - 1);
tfm->crt_aead.reqsize = sizeof(struct aead_request) +
ALIGN(crypto_aead_reqsize(aead),
crypto_tfm_ctx_alignment()) +
align + 16;
crypto_aead_set_reqsize(__crypto_aead_cast(tfm),
sizeof(struct aead_request) +
ALIGN(crypto_aead_reqsize(aead), crypto_tfm_ctx_alignment()) +
align + 16);
return 0;
}
@ -1256,10 +1256,10 @@ static int crypto_rfc4543_init_tfm(struct crypto_tfm *tfm)
align = crypto_aead_alignmask(aead);
align &= ~(crypto_tfm_ctx_alignment() - 1);
tfm->crt_aead.reqsize = sizeof(struct crypto_rfc4543_req_ctx) +
ALIGN(crypto_aead_reqsize(aead),
crypto_tfm_ctx_alignment()) +
align + 16;
crypto_aead_set_reqsize(__crypto_aead_cast(tfm),
sizeof(struct crypto_rfc4543_req_ctx) +
ALIGN(crypto_aead_reqsize(aead), crypto_tfm_ctx_alignment()) +
align + 16);
return 0;