pppoe: remove unused return value from two methods.

The patch removes unused return value from __delete_item() and
delete_item() methods in drivers/net/ppp/pppoe.c.
Signed-off-by: Rami Rosen <ramirose@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ppp/pppoe.c

@@ -201,7 +201,7 @@ static int __set_item(struct pppoe_net *pn, struct pppox_sock *po)
 	return 0;
 }
 
-static struct pppox_sock *__delete_item(struct pppoe_net *pn, __be16 sid,
+static void __delete_item(struct pppoe_net *pn, __be16 sid,
 					char *addr, int ifindex)
 {
 	int hash = hash_item(sid, addr);
@@ -220,8 +220,6 @@ static struct pppox_sock *__delete_item(struct pppoe_net *pn, __be16 sid,
 		src = &ret->next;
 		ret = ret->next;
 	}
-
-	return ret;
 }
 
 /**********************************************************************
@@ -264,16 +262,12 @@ static inline struct pppox_sock *get_item_by_addr(struct net *net,
 	return pppox_sock;
 }
 
-static inline struct pppox_sock *delete_item(struct pppoe_net *pn, __be16 sid,
+static inline void delete_item(struct pppoe_net *pn, __be16 sid,
 					char *addr, int ifindex)
 {
-	struct pppox_sock *ret;
-
 	write_lock_bh(&pn->hash_lock);
-	ret = __delete_item(pn, sid, addr, ifindex);
+	__delete_item(pn, sid, addr, ifindex);
 	write_unlock_bh(&pn->hash_lock);
-
-	return ret;
 }
 
 /***************************************************************************