diff options
Diffstat (limited to 'crypto/bn/bn_mul.c')
-rw-r--r-- | crypto/bn/bn_mul.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/crypto/bn/bn_mul.c b/crypto/bn/bn_mul.c index 6b455a755f..f44e5e5c1e 100644 --- a/crypto/bn/bn_mul.c +++ b/crypto/bn/bn_mul.c @@ -936,6 +936,16 @@ void bn_mul_high(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, BN_ULONG *l, int n2, int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx) { + int ret = bn_mul_fixed_top(r, a, b, ctx); + + bn_correct_top(r); + bn_check_top(r); + + return ret; +} + +int bn_mul_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx) +{ int ret = 0; int top, al, bl; BIGNUM *rr; @@ -1042,7 +1052,7 @@ int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx) #if defined(BN_MUL_COMBA) || defined(BN_RECURSION) end: #endif - bn_correct_top(rr); + rr->flags |= BN_FLG_FIXED_TOP; if (r != rr && BN_copy(r, rr) == NULL) goto err; |