[NETFILTER]: nf_conntrack_h323: remove unnecessary process of Information signal

According to the implementation of H.323, it's not necessary to check
the addresses in Information signals.

Signed-off-by: Jing Min Zhao <zhaojingmin@vivecode.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c
index 8bb99b3..6d668af 100644 (file)
--- a/net/netfilter/nf_conntrack_h323_main.c
+++ b/net/netfilter/nf_conntrack_h323_main.c
@@ -976,30 +976,6 @@ static int process_alerting(struct sk_buff **pskb, struct nf_conn *ct,
        return 0;
 }
 
-/****************************************************************************/
-static int process_information(struct sk_buff **pskb,
-                              struct nf_conn *ct,
-                              enum ip_conntrack_info ctinfo,
-                              unsigned char **data, int dataoff,
-                              Information_UUIE *info)
-{
-       int ret;
-       int i;
-
-       DEBUGP("nf_ct_q931: Information\n");
-
-       if (info->options & eInformation_UUIE_fastStart) {
-               for (i = 0; i < info->fastStart.count; i++) {
-                       ret = process_olc(pskb, ct, ctinfo, data, dataoff,
-                                         &info->fastStart.item[i]);
-                       if (ret < 0)
-                               return -1;
-               }
-       }
-
-       return 0;
-}
-
 /****************************************************************************/
 static int process_facility(struct sk_buff **pskb, struct nf_conn *ct,
                            enum ip_conntrack_info ctinfo,
@@ -1096,11 +1072,6 @@ static int process_q931(struct sk_buff **pskb, struct nf_conn *ct,
                ret = process_alerting(pskb, ct, ctinfo, data, dataoff,
                                       &pdu->h323_message_body.alerting);
                break;
-       case eH323_UU_PDU_h323_message_body_information:
-               ret = process_information(pskb, ct, ctinfo, data, dataoff,
-                                         &pdu->h323_message_body.
-                                         information);
-               break;
        case eH323_UU_PDU_h323_message_body_facility:
                ret = process_facility(pskb, ct, ctinfo, data, dataoff,
                                       &pdu->h323_message_body.facility);