diff --git a/net/core/link_watch.c b/net/core/link_watch.c
index f2ed09e..549a2ce 100644
--- a/net/core/link_watch.c
+++ b/net/core/link_watch.c
@@ -34,8 +34,8 @@
 static unsigned long linkwatch_flags;
 static unsigned long linkwatch_nextevent;
 
-static void linkwatch_event(void *dummy);
-static DECLARE_DELAYED_WORK(linkwatch_work, linkwatch_event, NULL);
+static void linkwatch_event(struct work_struct *dummy);
+static DECLARE_DELAYED_WORK(linkwatch_work, linkwatch_event);
 
 static LIST_HEAD(lweventlist);
 static DEFINE_SPINLOCK(lweventlist_lock);
@@ -127,7 +127,7 @@
 }       
 
 
-static void linkwatch_event(void *dummy)
+static void linkwatch_event(struct work_struct *dummy)
 {
 	/* Limit the number of linkwatch events to one
 	 * per second so that a runaway driver does not