tcph->check = 0;
tcph->check = tcp_v4_check(sizeof(struct tcphdr),
niph->saddr, niph->daddr,
- csum_partial((char *)tcph,
+ csum_partial(tcph,
sizeof(struct tcphdr), 0));
/* Set DF, id = 0 */
return NF_DROP;
}
-static int check(const char *tablename,
- const void *e_void,
- const struct xt_target *target,
- void *targinfo,
- unsigned int hook_mask)
+static bool check(const char *tablename,
+ const void *e_void,
+ const struct xt_target *target,
+ void *targinfo,
+ unsigned int hook_mask)
{
const struct ipt_reject_info *rejinfo = targinfo;
const struct ipt_entry *e = e_void;
if (rejinfo->with == IPT_ICMP_ECHOREPLY) {
printk("REJECT: ECHOREPLY no longer supported.\n");
- return 0;
+ return false;
} else if (rejinfo->with == IPT_TCP_RESET) {
/* Must specify that it's a TCP packet */
if (e->ip.proto != IPPROTO_TCP
|| (e->ip.invflags & XT_INV_PROTO)) {
DEBUGP("REJECT: TCP_RESET invalid for non-tcp\n");
- return 0;
+ return false;
}
}
- return 1;
+ return true;
}
-static struct xt_target ipt_reject_reg = {
+static struct xt_target ipt_reject_reg __read_mostly = {
.name = "REJECT",
.family = AF_INET,
.target = reject,