Commit 526d23fc authored by Stefan Berger's avatar Stefan Berger Committed by Herbert Xu
Browse files

crypto: ecc - Use ECC_CURVE_NIST_P192/256/384_DIGITS where possible 



Replace hard-coded numbers with ECC_CURVE_NIST_P192/256/384_DIGITS where
possible.

Tested-by: default avatarLukas Wunner <lukas@wunner.de>
Reviewed-by: default avatarJarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: default avatarStefan Berger <stefanb@linux.ibm.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 0880bb3b

crypto/ecc.c

+6 −6
Original line number Diff line number Diff line
@@ -689,7 +689,7 @@ static void vli_mmod_barrett(u64 *result, u64 *product, const u64 *mod, 
static void vli_mmod_fast_192(u64 *result, const u64 *product,

			      const u64 *curve_prime, u64 *tmp)

{

	const unsigned int ndigits = 3;

	const unsigned int ndigits = ECC_CURVE_NIST_P192_DIGITS;

	int carry;



	vli_set(result, product, ndigits);
@@ -717,7 +717,7 @@ static void vli_mmod_fast_256(u64 *result, const u64 *product, 
			      const u64 *curve_prime, u64 *tmp)

{

	int carry;

	const unsigned int ndigits = 4;

	const unsigned int ndigits = ECC_CURVE_NIST_P256_DIGITS;



	/* t */

	vli_set(result, product, ndigits);
@@ -800,7 +800,7 @@ static void vli_mmod_fast_384(u64 *result, const u64 *product, 
				const u64 *curve_prime, u64 *tmp)

{

	int carry;

	const unsigned int ndigits = 6;

	const unsigned int ndigits = ECC_CURVE_NIST_P384_DIGITS;



	/* t */

	vli_set(result, product, ndigits);
@@ -932,13 +932,13 @@ static bool vli_mmod_fast(u64 *result, u64 *product, 
	}



	switch (ndigits) {

	case 3:

	case ECC_CURVE_NIST_P192_DIGITS:

		vli_mmod_fast_192(result, product, curve_prime, tmp);

		break;

	case 4:

	case ECC_CURVE_NIST_P256_DIGITS:

		vli_mmod_fast_256(result, product, curve_prime, tmp);

		break;

	case 6:

	case ECC_CURVE_NIST_P384_DIGITS:

		vli_mmod_fast_384(result, product, curve_prime, tmp);

		break;

	default: