From: Bradley Peterson <despite@gmail.com>
Date: Thu, 12 Jan 2012 10:39:16 +0000 (+0000)
Subject: pptp: Accept packet with seq zero
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=91dce7ddab99a29b600e3d792b847dc2cdbf0848;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

pptp: Accept packet with seq zero

Initialize the PPTP "seq received" value to 0xffffffff, so we don't
ignore packets with seq zero.

Signed-off-by: Bradley Peterson <despite@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c
index c1c9293c2bbf..df884dde2a51 100644
--- a/drivers/net/ppp/pptp.c
+++ b/drivers/net/ppp/pptp.c
@@ -585,8 +585,8 @@ static int pptp_create(struct net *net, struct socket *sock)
 	po = pppox_sk(sk);
 	opt = &po->proto.pptp;
 
-	opt->seq_sent = 0; opt->seq_recv = 0;
-	opt->ack_recv = 0; opt->ack_sent = 0;
+	opt->seq_sent = 0; opt->seq_recv = 0xffffffff;
+	opt->ack_recv = 0; opt->ack_sent = 0xffffffff;
 
 	error = 0;
 out: