neigh_is_connected() is not popular at all, and the only user
drivers/net/cxgb3/l2t.c:t3_l2t_update() also have raw (expanded) expression.
Let's expand it and remove the inline function.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
                        } else if (neigh->nud_state & (NUD_CONNECTED|NUD_STALE))
                                setup_l2e_send_pending(dev, NULL, e);
                } else {
-                       e->state = neigh_is_connected(neigh) ?
+                       e->state = neigh->nud_state & NUD_CONNECTED ?
                            L2T_STATE_VALID : L2T_STATE_STALE;
                        if (memcmp(e->dmac, neigh->ha, 6))
                                setup_l2e_send_pending(dev, NULL, e);
 
                neigh->confirmed = jiffies;
 }
 
-static inline int neigh_is_connected(struct neighbour *neigh)
-{
-       return neigh->nud_state&NUD_CONNECTED;
-}
-
-
 static inline int neigh_event_send(struct neighbour *neigh, struct sk_buff *skb)
 {
        neigh->used = jiffies;