}
n = ssh1_read_bignum(p, len, result ? &result->modulus : NULL);
- if (n < 0 || bignum_bitcount(result->modulus) == 0) return -1;
+ if (n < 0 || (result && bignum_bitcount(result->modulus) == 0)) return -1;
if (result)
result->bytes = n - 2;
if (keystr)
SHA_Simple(data, datalen, hash);
nbytes = (bignum_bitcount(rsa->modulus) - 1) / 8;
+ assert(1 <= nbytes - 20 - ASN1_LEN);
bytes = snewn(nbytes, unsigned char);
bytes[0] = 1;