bool X509Certificate::GetDEREncoded(X509Certificate::OSCertHandle cert_handle,
std::string* encoded) {
CSSM_DATA der_data;
- if (SecCertificateGetData(cert_handle, &der_data) != noErr)
+ if (!cert_handle || SecCertificateGetData(cert_handle, &der_data) != noErr)
return false;
encoded->assign(reinterpret_cast<char*>(der_data.Data),
der_data.Length);