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Make sure that BN_from_montgomery keeps the BIGNUMS in proper format
[openssl.git]
/
crypto
/
bn
/
bn_mont.c
diff --git
a/crypto/bn/bn_mont.c
b/crypto/bn/bn_mont.c
index 58175384794bc85973b509ee794bc6643c3b7bfe..dcee538d84764b03b45efaf007328dc2efca4101 100644
(file)
--- a/
crypto/bn/bn_mont.c
+++ b/
crypto/bn/bn_mont.c
@@
-297,6
+297,8
@@
static int BN_from_montgomery_word(BIGNUM *ret, BIGNUM *r, BN_MONT_CTX *mont)
}
for (ri+=4; i<ri; i++)
rp[i]=nrp[i], ap[i]=0;
+ bn_correct_top(r);
+ bn_correct_top(ret);
#else
if (bn_wexpand(ret,al) == NULL) return(0);
ret->top=al;