diff -r 89ba41136b21 -r 86648ba63030 master/master.c
--- a/master/master.c	Fri Jun 19 11:46:53 2009 +0000
+++ b/master/master.c	Fri Jun 19 11:48:42 2009 +0000
@@ -188,14 +188,22 @@
     if (ec_cdev_init(&master->cdev, master, device_number))
         goto out_clear_fsm;
     
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 15)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
+    master->class_device = device_create(class, NULL,
+            MKDEV(MAJOR(device_number), master->index), NULL,
+            "EtherCAT%u", master->index);
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+    master->class_device = device_create(class, NULL,
+            MKDEV(MAJOR(device_number), master->index),
+            "EtherCAT%u", master->index);
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 15)
+    master->class_device = class_device_create(class, NULL,
+            MKDEV(MAJOR(device_number), master->index), NULL,
+            "EtherCAT%u", master->index);
+#else
     master->class_device = class_device_create(class,
-            MKDEV(MAJOR(device_number), master->index),
-            NULL, "EtherCAT%u", master->index);
-#else
-    master->class_device = class_device_create(class, NULL,
-            MKDEV(MAJOR(device_number), master->index),
-            NULL, "EtherCAT%u", master->index);
+            MKDEV(MAJOR(device_number), master->index), NULL,
+            "EtherCAT%u", master->index);
 #endif
     if (IS_ERR(master->class_device)) {
         EC_ERR("Failed to create class device!\n");
@@ -225,7 +233,12 @@
         ec_master_t *master /**< EtherCAT master */
         )
 {
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+    device_unregister(master->class_device);
+#else
     class_device_unregister(master->class_device);
+#endif
+
     ec_cdev_clear(&master->cdev);
 #ifdef EC_EOE
     ec_master_clear_eoe_handlers(master);