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Commit 5d72336f authored by Herbert Xu's avatar Herbert Xu
Browse files

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: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 529a0b62

crypto/gcm.c

+11 −11
Original line number Diff line number Diff line
@@ -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;