MODULE_LICENSE("GPL");
MODULE_AUTHOR("Andras Kis-Szabo <kisza@sch.bme.hu>");
-static int
+static bool
match(const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
const void *matchinfo,
int offset,
unsigned int protoff,
- int *hotdrop)
+ bool *hotdrop)
{
unsigned char eui64[8];
int i = 0;
if (!(skb_mac_header(skb) >= skb->head &&
- (skb_mac_header(skb) + ETH_HLEN) <= skb->data) &&
+ skb_mac_header(skb) + ETH_HLEN <= skb->data) &&
offset != 0) {
- *hotdrop = 1;
- return 0;
+ *hotdrop = true;
+ return false;
}
memset(eui64, 0, sizeof(eui64));
eui64[0] |= 0x02;
i = 0;
- while ((ipv6_hdr(skb)->saddr.s6_addr[8 + i] == eui64[i])
- && (i < 8))
+ while (ipv6_hdr(skb)->saddr.s6_addr[8 + i] == eui64[i]
+ && i < 8)
i++;
if (i == 8)
- return 1;
+ return true;
}
}
- return 0;
+ return false;
}
-static struct xt_match eui64_match = {
+static struct xt_match eui64_match __read_mostly = {
.name = "eui64",
.family = AF_INET6,
.match = match,