commit ea1926cabd0076846119a7e10f29070907fc296c
Author: Patrick McHardy <kaber@trash.net>
Date: Mon Jan 12 06:01:48 2009 +0100
netfilter: remove "happy cracking" message
Don't spam logs for locally generated short packets. these can only
be generated by root.
Signed-off-by: Patrick McHardy <kaber@trash.net>
@@ -93,13 +93,8 @@ ipt_local_out_hook(unsigned int hook,
{
/* root is playing with raw sockets. */
if (skb->len < sizeof(struct iphdr) ||
- ip_hdrlen(skb) < sizeof(struct iphdr)) {
- if (net_ratelimit())
- printk("iptable_filter: ignoring short SOCK_RAW "
- "packet.\n");
+ ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
- }
-
return ipt_do_table(skb, hook, in, out,
dev_net(out)->ipv4.iptable_filter);
}
@@ -132,12 +132,8 @@ ipt_local_hook(unsigned int hook,
/* root is playing with raw sockets. */
if (skb->len < sizeof(struct iphdr)
- || ip_hdrlen(skb) < sizeof(struct iphdr)) {
- if (net_ratelimit())
- printk("iptable_mangle: ignoring short SOCK_RAW "
- "packet.\n");
+ || ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
- }
/* Save things which could affect route */
mark = skb->mark;
@@ -65,12 +65,8 @@ ipt_local_hook(unsigned int hook,
{
/* root is playing with raw sockets. */
if (skb->len < sizeof(struct iphdr) ||
- ip_hdrlen(skb) < sizeof(struct iphdr)) {
- if (net_ratelimit())
- printk("iptable_raw: ignoring short SOCK_RAW "
- "packet.\n");
+ ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
- }
return ipt_do_table(skb, hook, in, out,
dev_net(out)->ipv4.iptable_raw);
}
@@ -96,12 +96,8 @@ ipt_local_out_hook(unsigned int hook,
{
/* Somebody is playing with raw sockets. */
if (skb->len < sizeof(struct iphdr)
- || ip_hdrlen(skb) < sizeof(struct iphdr)) {
- if (net_ratelimit())
- printk(KERN_INFO "iptable_security: ignoring short "
- "SOCK_RAW packet.\n");
+ || ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
- }
return ipt_do_table(skb, hook, in, out,
dev_net(out)->ipv4.iptable_security);
}
@@ -145,11 +145,8 @@ static unsigned int ipv4_conntrack_local(unsigned int hooknum,
{
/* root is playing with raw sockets. */
if (skb->len < sizeof(struct iphdr) ||
- ip_hdrlen(skb) < sizeof(struct iphdr)) {
- if (net_ratelimit())
- printk("ipt_hook: happy cracking.\n");
+ ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
- }
return nf_conntrack_in(dev_net(out), PF_INET, hooknum, skb);
}