diff -r 96805a6eae3d -r dd276ae226b4 master/debug.c
--- a/master/debug.c	Mon Apr 19 21:54:54 2010 +0200
+++ b/master/debug.c	Mon Apr 19 21:56:16 2010 +0200
@@ -50,6 +50,8 @@
 struct net_device_stats *ec_dbgdev_stats(struct net_device *);
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)
+/** Device operations for debug interfaces.
+ */
 static const struct net_device_ops ec_dbg_netdev_ops =
 {
     .ndo_open = ec_dbgdev_open,