#include <linux/net.h>
#include <linux/skbuff.h>
#include <linux/init.h>
+#include <linux/netfilter.h>
#ifdef CONFIG_SYSCTL
#include <linux/sysctl.h>
static DEFINE_PER_CPU(struct socket *, __icmpv6_socket) = NULL;
#define icmpv6_socket __get_cpu_var(__icmpv6_socket)
-static int icmpv6_rcv(struct sk_buff **pskb, unsigned int *nhoffp);
+static int icmpv6_rcv(struct sk_buff **pskb);
static struct inet6_protocol icmpv6_protocol = {
.handler = icmpv6_rcv,
struct icmpv6_msg {
struct sk_buff *skb;
int offset;
+ uint8_t type;
};
static int icmpv6_getfrag(void *from, char *to, int offset, int len, int odd, struct sk_buff *skb)
csum = skb_copy_and_csum_bits(org_skb, msg->offset + offset,
to, len, csum);
skb->csum = csum_block_add(skb->csum, csum, odd);
+ if (!(msg->type & ICMPV6_INFOMSG_MASK))
+ nf_ct_attach(skb, org_skb);
return 0;
}
msg.skb = skb;
msg.offset = skb->nh.raw - skb->data;
+ msg.type = type;
len = skb->len - msg.offset;
len = min_t(unsigned int, len, IPV6_MIN_MTU - sizeof(struct ipv6hdr) -sizeof(struct icmp6hdr));
msg.skb = skb;
msg.offset = 0;
+ msg.type = ICMPV6_ECHO_REPLY;
err = ip6_append_data(sk, icmpv6_getfrag, &msg, skb->len + sizeof(struct icmp6hdr),
sizeof(struct icmp6hdr), hlimit, tclass, NULL, &fl,
* Handle icmp messages
*/
-static int icmpv6_rcv(struct sk_buff **pskb, unsigned int *nhoffp)
+static int icmpv6_rcv(struct sk_buff **pskb)
{
struct sk_buff *skb = *pskb;
struct net_device *dev = skb->dev;
skb->csum = ~csum_ipv6_magic(saddr, daddr, skb->len,
IPPROTO_ICMPV6, 0);
if (__skb_checksum_complete(skb)) {
- LIMIT_NETDEBUG(KERN_DEBUG "ICMPv6 checksum failed [%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x > %04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x]\n",
+ LIMIT_NETDEBUG(KERN_DEBUG "ICMPv6 checksum failed [" NIP6_FMT " > " NIP6_FMT "]\n",
NIP6(*saddr), NIP6(*daddr));
goto discard_it;
}
struct sock *sk;
int err, i, j;
- for_each_cpu(i) {
+ for_each_possible_cpu(i) {
err = sock_create_kern(PF_INET6, SOCK_RAW, IPPROTO_ICMPV6,
&per_cpu(__icmpv6_socket, i));
if (err < 0) {
{
int i;
- for_each_cpu(i) {
+ for_each_possible_cpu(i) {
sock_release(per_cpu(__icmpv6_socket, i));
}
inet6_del_protocol(&icmpv6_protocol, IPPROTO_ICMPV6);