Index: /trunk/src/VBox/HostDrivers/VBoxNetFlt/linux/VBoxNetFlt-linux.c
===================================================================
--- /trunk/src/VBox/HostDrivers/VBoxNetFlt/linux/VBoxNetFlt-linux.c	(revision 55678)
+++ /trunk/src/VBox/HostDrivers/VBoxNetFlt/linux/VBoxNetFlt-linux.c	(revision 55679)
@@ -68,4 +68,18 @@
 #ifndef VBOXNETFLT_LINUX_NO_XMIT_QUEUE
 # define VBOX_FLT_XT_TO_INST(pXT)   RT_FROM_MEMBER(pXT, VBOXNETFLTINS, u.s.XmitTask)
+#endif
+
+#if 0
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22)
+# define VBOX_NETDEV_NAME(dev)              netdev_name(dev)
+#else
+# define VBOX_NETDEV_NAME(dev)              ((dev)->reg_state != NETREG_REGISTERED ? "(unregistered net_device)" : (dev)->name)
+#endif
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+# define VBOX_DEV_NET(dev)                  dev_net(dev)
+#else
+# define VBOX_DEV_NET(dev)                  ((dev)->nd_net)
 #endif
 
@@ -2160,5 +2174,5 @@
     if (pThis->pSwitchPort->pfnNotifyHostAddress)
     {
-        struct net *net = dev_net(pThis->u.s.pDev);
+        struct net *net = VBOX_DEV_NET(pThis->u.s.pDev);
         struct net_device *dev;