make aodv-uu compatible with 2.6.22

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7648 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 164 insertions, 0 deletions

diff --git a/package/aodv-uu/patches/005-linux_2.6.22_skbuff.patch b/package/aodv-uu/patches/005-linux_2.6.22_skbuff.patch
new file mode 100644
index 0000000000..6a57acc0bf
--- /dev/null
+++ b/package/aodv-uu/patches/005-linux_2.6.22_skbuff.patch
@@ -0,0 +1,164 @@
+Index: aodv-uu-0.9.3/lnx/kaodv-compat.h
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ aodv-uu-0.9.3/lnx/kaodv-compat.h	2007-06-17 02:49:46.844217144 +0200
+@@ -0,0 +1,15 @@
++#ifndef __KAODV_COMPAT_H
++#define __KAODV_COMPAT_H
++
++#include <linux/version.h>
++#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)
++
++#define ip_hdr(_skb) _skb->nh.iph
++#define skb_reset_network_header(_skb) do { \
++		_skb->nh.iph = (struct iphdr *)_skb->data; \
++	} while (0);
++
++
++#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22) */
++
++#endif
+Index: aodv-uu-0.9.3/lnx/kaodv-ipenc.c
+===================================================================
+--- aodv-uu-0.9.3.orig/lnx/kaodv-ipenc.c	2007-06-17 02:31:56.448941960 +0200
++++ aodv-uu-0.9.3/lnx/kaodv-ipenc.c	2007-06-17 02:45:50.420159064 +0200
+@@ -64,7 +64,7 @@
+     if (skb->sk != NULL)
+ 	skb_set_owner_w(nskb, skb->sk);
+ 
+-    iph = skb->nh.iph;
++    iph = ip_hdr(skb);
+ 
+     skb_put(nskb, sizeof(struct min_ipenc_hdr));
+     
+@@ -78,7 +78,8 @@
+     skb = nskb;
+     
+     /* Update pointers */
+-    iph = skb->nh.iph = (struct iphdr *)skb->data;
++	skb_reset_network_header(skb);
++    iph = (struct iphdr *)skb->data;
+ 
+     ipe = (struct min_ipenc_hdr *)(skb->data + (iph->ihl << 2));
+     
+@@ -99,8 +100,8 @@
+ 
+     ip_send_check(iph);
+ 
+-    if (skb->nh.iph->id == 0)
+-	ip_select_ident(skb->nh.iph, skb->dst, NULL);
++    if (ip_hdr(skb)->id == 0)
++	ip_select_ident(ip_hdr(skb), skb->dst, NULL);
+         
+     return skb;
+ }
+@@ -108,9 +109,7 @@
+ struct sk_buff *ip_pkt_decapsulate(struct sk_buff *skb)
+ {
+     struct min_ipenc_hdr *ipe;
+-    /* skb->nh.iph is probably not set yet */
+-    struct iphdr *iph = skb->nh.iph;
+-
++    struct iphdr *iph = ip_hdr(skb);
+ 
+     ipe = (struct min_ipenc_hdr *)((char *)iph + (iph->ihl << 2));
+ 
+@@ -123,8 +122,9 @@
+ 	    skb->len - (iph->ihl << 2) - sizeof(struct min_ipenc_hdr));
+     
+     skb_trim(skb, skb->len - sizeof(struct min_ipenc_hdr));
+-    
+-    skb->nh.iph = iph = (struct iphdr *)skb->data;
++
++	skb_reset_network_header(skb);
++    iph = (struct iphdr *)skb->data;
+ 
+     iph->tot_len = htons((ntohs(iph->tot_len) - sizeof(struct min_ipenc_hdr))); 
+     ip_send_check(iph);
+Index: aodv-uu-0.9.3/lnx/kaodv-ipenc.h
+===================================================================
+--- aodv-uu-0.9.3.orig/lnx/kaodv-ipenc.h	2007-06-17 02:44:13.881835120 +0200
++++ aodv-uu-0.9.3/lnx/kaodv-ipenc.h	2007-06-17 02:44:16.549429584 +0200
+@@ -27,6 +27,7 @@
+ #include <linux/ip.h>
+ #include <linux/skbuff.h>
+ #include <asm/byteorder.h>
++#include "kaodv-compat.h"
+ 
+ #define IPPROTO_MIPE 55
+ 
+Index: aodv-uu-0.9.3/lnx/kaodv-mod.c
+===================================================================
+--- aodv-uu-0.9.3.orig/lnx/kaodv-mod.c	2007-06-17 02:43:33.776931992 +0200
++++ aodv-uu-0.9.3/lnx/kaodv-mod.c	2007-06-17 02:43:39.008136728 +0200
+@@ -120,7 +120,7 @@
+ 			       const struct net_device *out,
+ 			       int (*okfn) (struct sk_buff *))
+ {
+-	struct iphdr *iph = (*skb)->nh.iph;
++	struct iphdr *iph = ip_hdr(*skb);
+ 	struct expl_entry e;
+ 	struct in_addr ifaddr, bcaddr;
+ 	int res = 0;
+@@ -188,7 +188,7 @@
+ 		if (is_gateway && iph->protocol == IPPROTO_MIPE &&
+ 		    iph->daddr == ifaddr.s_addr) {
+ 			ip_pkt_decapsulate(*skb);
+-			iph = (*skb)->nh.iph;
++			iph = ip_hdr(*skb);
+ 			return NF_ACCEPT;
+ 		}
+ 		/* Ignore packets generated locally or that are for this
+Index: aodv-uu-0.9.3/lnx/kaodv-mod.h
+===================================================================
+--- aodv-uu-0.9.3.orig/lnx/kaodv-mod.h	2007-06-17 02:44:32.498005032 +0200
++++ aodv-uu-0.9.3/lnx/kaodv-mod.h	2007-06-17 02:44:34.662675952 +0200
+@@ -5,6 +5,7 @@
+ #include <linux/inetdevice.h>
+ #include <linux/list.h>
+ #include <linux/spinlock.h>
++#include "kaodv-compat.h"
+ 
+ /* Interface information */
+ struct if_info {
+Index: aodv-uu-0.9.3/lnx/kaodv-queue.c
+===================================================================
+--- aodv-uu-0.9.3.orig/lnx/kaodv-queue.c	2007-06-17 02:45:01.513593992 +0200
++++ aodv-uu-0.9.3/lnx/kaodv-queue.c	2007-06-17 02:45:11.534070648 +0200
+@@ -152,7 +152,7 @@
+ {
+ 	int status = -EINVAL;
+ 	struct kaodv_queue_entry *entry;
+-	struct iphdr *iph = skb->nh.iph;
++	struct iphdr *iph = ip_hdr(skb);
+ 
+ 	entry = kmalloc(sizeof(*entry), GFP_ATOMIC);
+ 
+Index: aodv-uu-0.9.3/lnx/kaodv-queue.h
+===================================================================
+--- aodv-uu-0.9.3.orig/lnx/kaodv-queue.h	2007-06-17 02:44:50.537262648 +0200
++++ aodv-uu-0.9.3/lnx/kaodv-queue.h	2007-06-17 02:44:53.629792512 +0200
+@@ -21,6 +21,7 @@
+  *****************************************************************************/
+ #ifndef _KAODV_QUEUE_H
+ #define _KAODV_QUEUE_H
++#include "kaodv-compat.h"
+ 
+ #define KAODV_QUEUE_DROP 1
+ #define KAODV_QUEUE_SEND 2
+Index: aodv-uu-0.9.3/lnx/kaodv-netlink.c
+===================================================================
+--- aodv-uu-0.9.3.orig/lnx/kaodv-netlink.c	2007-06-17 02:47:48.927143264 +0200
++++ aodv-uu-0.9.3/lnx/kaodv-netlink.c	2007-06-17 02:49:11.604574384 +0200
+@@ -338,8 +338,10 @@
+ 	netlink_register_notifier(&kaodv_nl_notifier);
+ #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14))
+ 	kaodvnl = netlink_kernel_create(NETLINK_AODV, kaodv_netlink_rcv_sk);
+-#else
++#elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22))
+ 	kaodvnl = netlink_kernel_create(NETLINK_AODV, AODVGRP_MAX, kaodv_netlink_rcv_sk, THIS_MODULE);
++#else
++	kaodvnl = netlink_kernel_create(NETLINK_AODV, AODVGRP_MAX, kaodv_netlink_rcv_sk, NULL, THIS_MODULE);
+ #endif
+ 	if (kaodvnl == NULL) {
+ 		printk(KERN_ERR "kaodv_netlink: failed to create netlink socket\n");