--- a/devices/e100-2.6.31-ethercat.c	Thu Sep 06 14:21:02 2012 +0200
+++ b/devices/e100-2.6.31-ethercat.c	Mon Nov 03 15:20:05 2014 +0100
@@ -1202,7 +1202,7 @@
 		config->multicast_all = 0x1;		/* 1=accept, 0=no */
 
 	/* disable WoL when up */
-	if (nic->ecdev || 
+	if (nic->ecdev ||
 			(netif_running(nic->netdev) || !(nic->flags & wol_magic)))
 		config->magic_packet_disable = 0x1;	/* 1=off, 0=on */
 
@@ -2971,7 +2971,8 @@
 	// offer device to EtherCAT master module
 	nic->ecdev = ecdev_offer(netdev, e100_ec_poll, THIS_MODULE);
 	if (nic->ecdev) {
-		if (ecdev_open(nic->ecdev)) {
+		err = ecdev_open(nic->ecdev);
+		if (err) {
 			ecdev_withdraw(nic->ecdev);
 			goto err_out_free;
 		}
@@ -3216,7 +3217,7 @@
 {
 	printk(KERN_INFO DRV_NAME " " DRV_DESCRIPTION " " DRV_VERSION
 			", master " EC_MASTER_VERSION "\n");
- 
+
  	return pci_register_driver(&e100_driver);
 }