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authorStefan Berger <stefanb@linux.ibm.com>2024-04-04 10:18:44 -0400
committerHerbert Xu <herbert@gondor.apana.org.au>2024-04-12 15:07:51 +0800
commit526d23fc2dd03a749297f5ef5edcbfb8c492dcfd (patch)
tree7d2cfb9405c0aca25f2b47d7e9c46083a88301ab /crypto
parent0880bb3b00c855fc244b7177ffdaafef4d0aa1e0 (diff)
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: Lukas Wunner <lukas@wunner.de> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org> Signed-off-by: Stefan Berger <stefanb@linux.ibm.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/ecc.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/crypto/ecc.c b/crypto/ecc.c
index 7c960e0d8e43..e94183f6c418 100644
--- a/crypto/ecc.c
+++ b/crypto/ecc.c
@@ -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: