Bug fix: Montgomery multiplication could produce results with the wrong

sign.
2000-09-14 18:37:53 +00:00
parent 03ed26afdd
commit 1d84fd64fc
2 changed files with 5 additions and 0 deletions
--- a/crypto/bn/bn_mont.c
+++ b/crypto/bn/bn_mont.c
@@ -190,6 +190,7 @@ int BN_from_montgomery(BIGNUM *ret, BIGNUM *a, BN_MONT_CTX *mont,
 #if 0
 	BN_rshift(ret,r,mont->ri);
 #else
+	ret->neg = r->neg;
 	x=ri;
 	rp=ret->d;
 	ap= &(r->d[x]);