tcp: Use skb_queue_is_last() instead of by-hand version.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/tcp.h b/include/net/tcp.h
index f857c3e..5c5327e 100644 (file)
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1284,10 +1284,10 @@ static inline void tcp_unlink_write_queue(struct sk_buff *skb, struct sock *sk)
        __skb_unlink(skb, &sk->sk_write_queue);
 }
 
-static inline int tcp_skb_is_last(const struct sock *sk,
-                                 const struct sk_buff *skb)
+static inline bool tcp_skb_is_last(const struct sock *sk,
+                                  const struct sk_buff *skb)
 {
-       return skb->next == (struct sk_buff *)&sk->sk_write_queue;
+       return skb_queue_is_last(&sk->sk_write_queue, skb);
 }
 
 static inline int tcp_write_queue_empty(struct sock *sk)