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When adding positive elements, we can use BN_uadd() instead of BN_add().

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Submitted by: Nils Larsch
Reviewed by: Geoff Thorpe
This commit is contained in:
Geoff Thorpe 2004-02-22 19:30:41 +00:00
parent dc90f64d56
commit 1b06804491
1 changed files with 1 additions and 1 deletions
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2
crypto/bn/bn_mod.c
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@ -149,7 +149,7 @@ int BN_mod_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m, BN_
* and less than m */
int BN_mod_add_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m)
{
if (!BN_add(r, a, b)) return 0;
if (!BN_uadd(r, a, b)) return 0;
if (BN_ucmp(r, m) >= 0)
return BN_usub(r, r, m);
return 1;