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Commit 85ac98cb authored by Tudor-Dan Ambarus's avatar Tudor-Dan Ambarus Committed by Herbert Xu
Browse files

crypto: qat - comply with crypto_kpp_maxsize() 



crypto_kpp_maxsize() asks for the output buffer size without
caring for errors. It allways assume that will be called after
a valid setkey. Comply with it and return what he wants.

Signed-off-by: default avatarTudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent d0efb48b

drivers/crypto/qat/qat_common/qat_asym_algs.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -521,11 +521,11 @@ static int qat_dh_set_secret(struct crypto_kpp *tfm, const void *buf, 
	return 0;

	return 0;

}

}





static int qat_dh_max_size(struct crypto_kpp *tfm)

static unsigned int qat_dh_max_size(struct crypto_kpp *tfm)

{

{

	struct qat_dh_ctx *ctx = kpp_tfm_ctx(tfm);

	struct qat_dh_ctx *ctx = kpp_tfm_ctx(tfm);





	return ctx->p ? ctx->p_size : -EINVAL;

	return ctx->p_size;

}

}





static int qat_dh_init_tfm(struct crypto_kpp *tfm)

static int qat_dh_init_tfm(struct crypto_kpp *tfm)