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-rw-r--r--net/ipv4/netfilter/ip_nat_helper_pptp.c16
1 files changed, 2 insertions, 14 deletions
diff --git a/net/ipv4/netfilter/ip_nat_helper_pptp.c b/net/ipv4/netfilter/ip_nat_helper_pptp.c
index 6e8bd6b3431..0f5e753b481 100644
--- a/net/ipv4/netfilter/ip_nat_helper_pptp.c
+++ b/net/ipv4/netfilter/ip_nat_helper_pptp.c
@@ -296,16 +296,15 @@ pptp_inbound_pkt(struct sk_buff **pskb,
union pptp_ctrl_union *pptpReq)
{
struct ip_nat_pptp *nat_pptp_info = &ct->nat.help.nat_pptp_info;
- u_int16_t msg, new_cid = 0;
+ u_int16_t msg;
__be16 new_pcid;
- unsigned int pcid_off, cid_off = 0;
+ unsigned int pcid_off;
new_pcid = nat_pptp_info->pns_call_id;
switch (msg = ntohs(ctlh->messageType)) {
case PPTP_OUT_CALL_REPLY:
pcid_off = offsetof(union pptp_ctrl_union, ocack.peersCallID);
- cid_off = offsetof(union pptp_ctrl_union, ocack.callID);
break;
case PPTP_IN_CALL_CONNECT:
pcid_off = offsetof(union pptp_ctrl_union, iccon.peersCallID);
@@ -351,17 +350,6 @@ pptp_inbound_pkt(struct sk_buff **pskb,
sizeof(new_pcid), (char *)&new_pcid,
sizeof(new_pcid)) == 0)
return NF_DROP;
-
- if (new_cid) {
- DEBUGP("altering call id from 0x%04x to 0x%04x\n",
- ntohs(REQ_CID(pptpReq, cid_off)), ntohs(new_cid));
- if (ip_nat_mangle_tcp_packet(pskb, ct, ctinfo,
- cid_off + sizeof(struct pptp_pkt_hdr) +
- sizeof(struct PptpControlHeader),
- sizeof(new_cid), (char *)&new_cid,
- sizeof(new_cid)) == 0)
- return NF_DROP;
- }
return NF_ACCEPT;
}