WorkStruct: make allyesconfig

Fix up for make allyesconfig.

Signed-Off-By: David Howells <dhowells@redhat.com>
diff --git a/drivers/isdn/hisax/hfc_2bds0.c b/drivers/isdn/hisax/hfc_2bds0.c
index 6360e82..8d98644 100644
--- a/drivers/isdn/hisax/hfc_2bds0.c
+++ b/drivers/isdn/hisax/hfc_2bds0.c
@@ -549,10 +549,11 @@
 }
 
 static void
-hfcd_bh(struct IsdnCardState *cs)
+hfcd_bh(struct work_struct *work)
 {
-	if (!cs)
-		return;
+	struct IsdnCardState *cs =
+		container_of(work, struct IsdnCardState, tqueue);
+
 	if (test_and_clear_bit(D_L1STATECHANGE, &cs->event)) {
 		switch (cs->dc.hfcd.ph_state) {
 			case (0):
@@ -1072,5 +1073,5 @@
 	cs->dbusytimer.function = (void *) hfc_dbusy_timer;
 	cs->dbusytimer.data = (long) cs;
 	init_timer(&cs->dbusytimer);
-	INIT_WORK(&cs->tqueue, (void *)(void *) hfcd_bh, cs);
+	INIT_WORK(&cs->tqueue, hfcd_bh);
 }