Reported by David Benjamin
Reviewed-by: Emilia Käsper <emilia@openssl.org>
int i2d_X509_AUX(X509 *a, unsigned char **pp)
{
int length, tmplen;
int i2d_X509_AUX(X509 *a, unsigned char **pp)
{
int length, tmplen;
- unsigned char *start = *pp;
+ unsigned char *start = pp != NULL ? *pp : NULL;
length = i2d_X509(a, pp);
if (length < 0 || a == NULL)
return length;
tmplen = i2d_X509_CERT_AUX(a->aux, pp);
if (tmplen < 0) {
length = i2d_X509(a, pp);
if (length < 0 || a == NULL)
return length;
tmplen = i2d_X509_CERT_AUX(a->aux, pp);
if (tmplen < 0) {
+ if (start != NULL)
+ *pp = start;
return tmplen;
}
length += tmplen;
return tmplen;
}
length += tmplen;