report failure to generate keys

diff --git a/mod/register.php b/mod/register.php
index 20ea0175a5cbb5e4d1151030f34e2ef57cba1bc1..82791bb5d8d38aa558e413bf2f38f4e7e781cc6e 100644 (file)
--- a/mod/register.php
+++ b/mod/register.php
@@ -113,6 +113,11 @@ function register_post(&$a) {
 
        // Get private key
 
+       if(empty($res)) {
+               notice( t('SERIOUS ERROR: Generation of security keys failed.') . EOL);
+               return;
+       }
+
        $prvkey = '';
 
        openssl_pkey_export($res, $prvkey);