--- /usr/src/linux-2.4.20/net/ipv4/netfilter/ip_queue.c	2003-02-15 00:04:41.000000000 +0200
+++ /usr/src/linux/net/ipv4/netfilter/ip_queue.c	2003-04-01 20:23:21.000000000 +0300
@@ -252,6 +252,10 @@
 				                                   pmsg->hw_addr);
 	}
 	
+	if (!ip_conntrack_get(entry->skb, &pmsg->conntrack)) {
+		printk("Matrix has you!\n");
+		goto nlmsg_failure;
+	}
 	if (data_len)
 		memcpy(pmsg->payload, entry->skb->data, data_len);
 		
--- /usr/src/linux-2.4.20/include/linux/netfilter_ipv4/ip_queue.h	2003-02-15 00:04:41.000000000 +0200
+++ /usr/src/linux/include/linux/netfilter_ipv4/ip_queue.h	2003-04-01 20:12:17.000000000 +0300
@@ -17,6 +17,8 @@
 #include <net/if.h>
 #endif	/* ! __KERNEL__ */
 
+#include <linux/netfilter_ipv4/ip_conntrack.h>
+
 /* Messages sent from kernel */
 typedef struct ipq_packet_msg {
 	unsigned long packet_id;	/* ID of queued packet */
@@ -30,6 +32,7 @@
 	unsigned short hw_type;		/* Hardware type */
 	unsigned char hw_addrlen;	/* Hardware address length */
 	unsigned char hw_addr[8];	/* Hardware address */
+	enum ip_conntrack_info conntrack;
 	size_t data_len;		/* Length of packet data */
 	unsigned char payload[0];	/* Optional packet data */
 } ipq_packet_msg_t;