[SKB]: __skb_append = __skb_queue_after
This expresses __skb_append in terms of __skb_queue_after, exploiting that
__skb_append(old, new, list) = __skb_queue_after(list, old, new).
Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index bb107ab..83c8518 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -697,6 +697,9 @@
__skb_insert(newsk, prev, prev->next, list);
}
+extern void skb_append(struct sk_buff *old, struct sk_buff *newsk,
+ struct sk_buff_head *list);
+
/**
* __skb_queue_head - queue a buffer at the list head
* @list: list to use
@@ -739,15 +742,6 @@
}
/*
- * Place a packet after a given packet in a list.
- */
-extern void skb_append(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head *list);
-static inline void __skb_append(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head *list)
-{
- __skb_insert(newsk, old, old->next, list);
-}
-
-/*
* remove sk_buff from list. _Must_ be called atomically, and with
* the list known..
*/
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 58d8282..2ab350e 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1247,7 +1247,7 @@
struct sk_buff *buff,
struct sock *sk)
{
- __skb_append(skb, buff, &sk->sk_write_queue);
+ __skb_queue_after(&sk->sk_write_queue, skb, buff);
}
/* Insert skb between prev and next on the write queue of sk. */
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index e425921..4cd12d9 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1860,7 +1860,7 @@
unsigned long flags;
spin_lock_irqsave(&list->lock, flags);
- __skb_append(old, newsk, list);
+ __skb_queue_after(list, old, newsk);
spin_unlock_irqrestore(&list->lock, flags);
}
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 6e46b4c0..7436119 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3968,7 +3968,7 @@
u32 end_seq = TCP_SKB_CB(skb)->end_seq;
if (seq == TCP_SKB_CB(skb1)->end_seq) {
- __skb_append(skb1, skb, &tp->out_of_order_queue);
+ __skb_queue_after(&tp->out_of_order_queue, skb1, skb);
if (!tp->rx_opt.num_sacks ||
tp->selective_acks[0].end_seq != seq)