This probably fixes a BN_rshift bug.
authorBodo Möller <bodo@openssl.org>
Tue, 13 Jun 2000 15:07:39 +0000 (15:07 +0000)
committerBodo Möller <bodo@openssl.org>
Tue, 13 Jun 2000 15:07:39 +0000 (15:07 +0000)
crypto/bn/bn_shift.c

index 61aae65..0883247 100644 (file)
@@ -162,7 +162,7 @@ int BN_rshift(BIGNUM *r, BIGNUM *a, int n)
        nw=n/BN_BITS2;
        rb=n%BN_BITS2;
        lb=BN_BITS2-rb;
-       if (nw > a->top)
+       if (nw > a->top || a->top == 0)
                {
                BN_zero(r);
                return(1);