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Commit 596830f1 authored by Jing Min Zhao's avatar Jing Min Zhao Committed by David S. Miller
Browse files

[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: default avatarJing Min Zhao <zhaojingmin@vivecode.com>
Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent bb807245

net/netfilter/nf_conntrack_h323_main.c

+0 −29
Original line number Diff line number Diff line
@@ -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);