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Commit 8b69bd7d authored by David S. Miller's avatar David S. Miller
Browse files

ppp: Remove direct skb_queue_head list pointer access. 



Add a helper, __skb_peek(), and use it in ppp_mp_reconstruct().

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0c69198d

drivers/net/ppp/ppp_generic.c

+1 −1
Original line number Diff line number Diff line
@@ -2400,7 +2400,7 @@ ppp_mp_reconstruct(struct ppp *ppp) 


	if (ppp->mrru == 0)	/* do nothing until mrru is set */

		return NULL;

	head = list->next;

	head = __skb_peek(list);

	tail = NULL;

	skb_queue_walk_safe(list, p, tmp) {

	again:

include/linux/skbuff.h

+11 −0
Original line number Diff line number Diff line
@@ -1592,6 +1592,17 @@ static inline struct sk_buff *skb_peek(const struct sk_buff_head *list_) 
	return skb;

}



/**

 *	__skb_peek - peek at the head of a non-empty &sk_buff_head

 *	@list_: list to peek at

 *

 *	Like skb_peek(), but the caller knows that the list is not empty.

 */

static inline struct sk_buff *__skb_peek(const struct sk_buff_head *list_)

{

	return list_->next;

}



/**

 *	skb_peek_next - peek skb following the given one from a queue

 *	@skb: skb to start from