[ECONET]: Use LL_RESERVED_SPACE() where applicable. Noticed by yoshfuji.

net/econet/af_econet.c

@@ -318,12 +318,12 @@ static int econet_sendmsg(struct kiocb *iocb, struct socket *sock,
 #ifdef CONFIG_ECONET_NATIVE
 		dev_hold(dev);
 		
-		skb = sock_alloc_send_skb(sk, len+dev->hard_header_len+15, 
+		skb = sock_alloc_send_skb(sk, len+LL_RESERVED_SPACE(dev), 
 					  msg->msg_flags & MSG_DONTWAIT, &err);
 		if (skb==NULL)
 			goto out_unlock;
 		
-		skb_reserve(skb, (dev->hard_header_len+15)&~15);
+		skb_reserve(skb, LL_RESERVED_SPACE(dev));
 		skb->nh.raw = skb->data;
 		
 		eb = (struct ec_cb *)&skb->cb;