- num_accounts = tny_list_get_length (priv->store_accounts) +
- tny_list_get_length (priv->transport_accounts);
+ num_accounts = 0;
+ if (priv->store_accounts)
+ num_accounts += tny_list_get_length (priv->store_accounts);
+ if (priv->transport_accounts)
+ num_accounts += tny_list_get_length (priv->transport_accounts);
+