Commit bf299275 authored by Gerrit Renker's avatar Gerrit Renker Committed by David S. Miller
Browse files

[SKB]: __skb_queue_after(prev) = __skb_insert(prev, prev->next) 



By reordering, __skb_queue_after() is expressed in terms of __skb_insert().

Signed-off-by: default avatarGerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f525c06d

include/linux/skbuff.h

+12 −22
Original line number Diff line number Diff line
@@ -663,11 +663,21 @@ static inline void skb_queue_head_init_class(struct sk_buff_head *list, 
}



/*

 *	Insert an sk_buff at the start of a list.

 *	Insert an sk_buff on a list.

 *

 *	The "__skb_xxxx()" functions are the non-atomic ones that

 *	can only be called with interrupts disabled.

 */

extern void        skb_insert(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head *list);

static inline void __skb_insert(struct sk_buff *newsk,

				struct sk_buff *prev, struct sk_buff *next,

				struct sk_buff_head *list)

{

	newsk->next = next;

	newsk->prev = prev;

	next->prev  = prev->next = newsk;

	list->qlen++;

}



/**

 *	__skb_queue_after - queue a buffer at the list head
@@ -684,13 +694,7 @@ static inline void __skb_queue_after(struct sk_buff_head *list, 
				     struct sk_buff *prev,

				     struct sk_buff *newsk)

{

	struct sk_buff *next;

	list->qlen++;



	next = prev->next;

	newsk->next = next;

	newsk->prev = prev;

	next->prev  = prev->next = newsk;

	__skb_insert(newsk, prev, prev->next, list);

}



/**
@@ -734,20 +738,6 @@ static inline void __skb_queue_tail(struct sk_buff_head *list, 
	next->prev  = prev->next = newsk;

}



/*

 *	Insert a packet on a list.

 */

extern void        skb_insert(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head *list);

static inline void __skb_insert(struct sk_buff *newsk,

				struct sk_buff *prev, struct sk_buff *next,

				struct sk_buff_head *list)

{

	newsk->next = next;

	newsk->prev = prev;

	next->prev  = prev->next = newsk;

	list->qlen++;

}



/*

 *	Place a packet after a given packet in a list.

 */