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Date: Mon, 14 Apr 2008 07:11:10 +0100
From: Gerrit Renker <gerrit@....abdn.ac.uk>
To: netdev@...r.kernel.org
Cc: Gerrit Renker <gerrit@....abdn.ac.uk>
Subject: [PATCH 4/4] [SKB]: __skb_queue_tail = __skb_insert before
This expresses __skb_queue_tail() in terms of __skb_insert(),
using __skb_insert_before() as auxiliary function.
Signed-off-by: Gerrit Renker <gerrit@....abdn.ac.uk>
---
include/linux/skbuff.h | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -694,6 +694,13 @@ static inline void __skb_queue_after(str
extern void skb_append(struct sk_buff *old, struct sk_buff *newsk,
struct sk_buff_head *list);
+static inline void __skb_queue_before(struct sk_buff_head *list,
+ struct sk_buff *next,
+ struct sk_buff *newsk)
+{
+ __skb_insert(newsk, next->prev, next, list);
+}
+
/**
* __skb_queue_head - queue a buffer at the list head
* @list: list to use
@@ -725,14 +732,7 @@ extern void skb_queue_tail(struct sk_buf
static inline void __skb_queue_tail(struct sk_buff_head *list,
struct sk_buff *newsk)
{
- struct sk_buff *prev, *next;
-
- list->qlen++;
- next = (struct sk_buff *)list;
- prev = next->prev;
- newsk->next = next;
- newsk->prev = prev;
- next->prev = prev->next = newsk;
+ __skb_queue_before(list, (struct sk_buff *)list, newsk);
}
/*
The University of Aberdeen is a charity registered in Scotland, No SC013683.
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