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linux 2.6.16.38 w/ vs2.0.3-rc1
[linux-2.6.git]
/
net
/
ipv6
/
netfilter
/
ip6t_ah.c
diff --git
a/net/ipv6/netfilter/ip6t_ah.c
b/net/ipv6/netfilter/ip6t_ah.c
index
2f7bb20
..
002b8a1
100644
(file)
--- a/
net/ipv6/netfilter/ip6t_ah.c
+++ b/
net/ipv6/netfilter/ip6t_ah.c
@@
-44,7
+44,6
@@
static int
match(const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
match(const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
- const struct xt_match *match,
const void *matchinfo,
int offset,
unsigned int protoff,
const void *matchinfo,
int offset,
unsigned int protoff,
@@
-54,9
+53,14
@@
match(const struct sk_buff *skb,
const struct ip6t_ah *ahinfo = matchinfo;
unsigned int ptr;
unsigned int hdrlen = 0;
const struct ip6t_ah *ahinfo = matchinfo;
unsigned int ptr;
unsigned int hdrlen = 0;
+ int err;
- if (ipv6_find_hdr(skb, &ptr, NEXTHDR_AUTH, NULL) < 0)
+ err = ipv6_find_hdr(skb, &ptr, NEXTHDR_AUTH, NULL);
+ if (err < 0) {
+ if (err != -ENOENT)
+ *hotdrop = 1;
return 0;
return 0;
+ }
ah = skb_header_pointer(skb, ptr, sizeof(_ah), &_ah);
if (ah == NULL) {
ah = skb_header_pointer(skb, ptr, sizeof(_ah), &_ah);
if (ah == NULL) {
@@
-100,13
+104,17
@@
match(const struct sk_buff *skb,
static int
checkentry(const char *tablename,
const void *entry,
static int
checkentry(const char *tablename,
const void *entry,
- const struct xt_match *match,
void *matchinfo,
unsigned int matchinfosize,
unsigned int hook_mask)
{
const struct ip6t_ah *ahinfo = matchinfo;
void *matchinfo,
unsigned int matchinfosize,
unsigned int hook_mask)
{
const struct ip6t_ah *ahinfo = matchinfo;
+ if (matchinfosize != IP6T_ALIGN(sizeof(struct ip6t_ah))) {
+ DEBUGP("ip6t_ah: matchsize %u != %u\n",
+ matchinfosize, IP6T_ALIGN(sizeof(struct ip6t_ah)));
+ return 0;
+ }
if (ahinfo->invflags & ~IP6T_AH_INV_MASK) {
DEBUGP("ip6t_ah: unknown flags %X\n", ahinfo->invflags);
return 0;
if (ahinfo->invflags & ~IP6T_AH_INV_MASK) {
DEBUGP("ip6t_ah: unknown flags %X\n", ahinfo->invflags);
return 0;
@@
-116,21
+124,20
@@
checkentry(const char *tablename,
static struct ip6t_match ah_match = {
.name = "ah",
static struct ip6t_match ah_match = {
.name = "ah",
- .match = match,
- .matchsize = sizeof(struct ip6t_ah),
- .checkentry = checkentry,
+ .match = &match,
+ .checkentry = &checkentry,
.me = THIS_MODULE,
};
.me = THIS_MODULE,
};
-static int __init i
p6t_ah_i
nit(void)
+static int __init init(void)
{
return ip6t_register_match(&ah_match);
}
{
return ip6t_register_match(&ah_match);
}
-static void __exit
ip6t_ah_fini
(void)
+static void __exit
cleanup
(void)
{
ip6t_unregister_match(&ah_match);
}
{
ip6t_unregister_match(&ah_match);
}
-module_init(i
p6t_ah_i
nit);
-module_exit(
ip6t_ah_fini
);
+module_init(init);
+module_exit(
cleanup
);