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Commit f5572855 authored by Gerrit Renker's avatar Gerrit Renker Committed by David S. Miller
Browse files

[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: default avatarGerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7de6c033

include/linux/skbuff.h

+8 −8
Original line number Diff line number Diff line
@@ -700,6 +700,13 @@ static inline void __skb_queue_after(struct sk_buff_head *list, 
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
@@ -731,14 +738,7 @@ extern void skb_queue_tail(struct sk_buff_head *list, struct sk_buff *newsk); 
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);

}



/*