aboutsummaryrefslogtreecommitdiffstats
path: root/net/netfilter/xt_limit.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/netfilter/xt_limit.c')
-rw-r--r--net/netfilter/xt_limit.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/net/netfilter/xt_limit.c b/net/netfilter/xt_limit.c
index 15e40506bc3a..ce7fdb7e4e07 100644
--- a/net/netfilter/xt_limit.c
+++ b/net/netfilter/xt_limit.c
@@ -68,6 +68,7 @@ static int
ipt_limit_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,
@@ -107,15 +108,13 @@ user2credits(u_int32_t user)
static int
ipt_limit_checkentry(const char *tablename,
const void *inf,
+ const struct xt_match *match,
void *matchinfo,
unsigned int matchsize,
unsigned int hook_mask)
{
struct xt_rateinfo *r = matchinfo;
- if (matchsize != XT_ALIGN(sizeof(struct xt_rateinfo)))
- return 0;
-
/* Check for overflow. */
if (r->burst == 0
|| user2credits(r->avg * r->burst) < user2credits(r->avg)) {
@@ -140,36 +139,40 @@ ipt_limit_checkentry(const char *tablename,
static struct xt_match ipt_limit_reg = {
.name = "limit",
.match = ipt_limit_match,
+ .matchsize = sizeof(struct xt_rateinfo),
.checkentry = ipt_limit_checkentry,
+ .family = AF_INET,
.me = THIS_MODULE,
};
static struct xt_match limit6_reg = {
.name = "limit",
.match = ipt_limit_match,
+ .matchsize = sizeof(struct xt_rateinfo),
.checkentry = ipt_limit_checkentry,
+ .family = AF_INET6,
.me = THIS_MODULE,
};
-static int __init init(void)
+static int __init xt_limit_init(void)
{
int ret;
- ret = xt_register_match(AF_INET, &ipt_limit_reg);
+ ret = xt_register_match(&ipt_limit_reg);
if (ret)
return ret;
- ret = xt_register_match(AF_INET6, &limit6_reg);
+ ret = xt_register_match(&limit6_reg);
if (ret)
- xt_unregister_match(AF_INET, &ipt_limit_reg);
+ xt_unregister_match(&ipt_limit_reg);
return ret;
}
-static void __exit fini(void)
+static void __exit xt_limit_fini(void)
{
- xt_unregister_match(AF_INET, &ipt_limit_reg);
- xt_unregister_match(AF_INET6, &limit6_reg);
+ xt_unregister_match(&ipt_limit_reg);
+ xt_unregister_match(&limit6_reg);
}
-module_init(init);
-module_exit(fini);
+module_init(xt_limit_init);
+module_exit(xt_limit_fini);