From 38ce7c736916293b7ce09cd6a2133894fe2cec52 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 23 Sep 2008 01:17:18 -0700 Subject: [PATCH] ppp_generic: Use skb_peek() in ppp_receive_mp_frame(). Signed-off-by: David S. Miller --- drivers/net/ppp_generic.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 98e04958fef3..5d4d21516a6c 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -1833,9 +1833,11 @@ ppp_receive_mp_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch) /* If the queue is getting long, don't wait any longer for packets before the start of the queue. */ - if (skb_queue_len(&ppp->mrq) >= PPP_MP_MAX_QLEN - && seq_before(ppp->minseq, ppp->mrq.next->sequence)) - ppp->minseq = ppp->mrq.next->sequence; + if (skb_queue_len(&ppp->mrq) >= PPP_MP_MAX_QLEN) { + struct sk_buff *skb = skb_peek(&ppp->mrq); + if (seq_before(ppp->minseq, skb->sequence)) + ppp->minseq = skb->sequence; + } /* Pull completed packets off the queue and receive them. */ while ((skb = ppp_mp_reconstruct(ppp))) -- 2.20.1