patch-1.3.92 linux/net/ipv4/ipip.c

• Lines: 44
• Date: Sat Apr 20 11:51:37 1996
• Orig file: v1.3.91/linux/net/ipv4/ipip.c
• Orig date: Mon Apr 8 19:01:47 1996

diff -u --recursive --new-file v1.3.91/linux/net/ipv4/ipip.c linux/net/ipv4/ipip.c
@@ -74,25 +74,6 @@
 	skb->h.iph=(struct iphdr *)skb->data;
 	skb->ip_hdr=(struct iphdr *)skb->data;
 	memset(skb->proto_priv, 0, sizeof(struct options));
-	if (skb->ip_hdr->ihl > 5) 
-	{
-		if (ip_options_compile(NULL, skb))
-			return 0;
-	}
-	
-#ifdef CONFIG_FIREWALL
-	/*
-	 *	Check the firewall [well spotted Olaf]
-	 */
-	 
-	if((err=call_in_firewall(PF_INET, skb->dev, skb->ip_hdr))<FW_ACCEPT)
-	{
-		if(err==FW_REJECT)
-			icmp_send(skb,ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0 , dev);
-		kfree_skb(skb, FREE_READ);
-		return 0;
-	}	
-#endif
 
 	/*
 	 *	If you want to add LZ compressed IP or things like that here,
@@ -100,13 +81,12 @@
 	 */
 	
 	/* skb=lzw_uncompress(skb); */
-	
+
 	/*
-	 *	Feed to IP forward.
+	 *	Feed it to the IP layer.
 	 */
-	 
-	if(ip_forward(skb, dev, 0, daddr))
-		kfree_skb(skb, FREE_READ);
+	ip_rcv(skb, dev, NULL);
+
 	MOD_DEC_USE_COUNT;
 	return(0);
 }