--- a/devices/e1000/e1000_main-3.4-ethercat.c	Mon Oct 27 14:55:50 2014 +0100
+++ b/devices/e1000/e1000_main-3.4-ethercat.c	Mon Oct 27 16:33:23 2014 +0100
@@ -1256,7 +1256,8 @@
  	// offer device to EtherCAT master module
 	adapter->ecdev = ecdev_offer(netdev, ec_poll, THIS_MODULE);
 	if (adapter->ecdev) {
-		if (ecdev_open(adapter->ecdev)) {
+		err = ecdev_open(adapter->ecdev);
+		if (err) {
 			ecdev_withdraw(adapter->ecdev);
 			goto err_register;
 		}