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path: root/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
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Diffstat (limited to 'net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c')
-rw-r--r--net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c51
1 files changed, 26 insertions, 25 deletions
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 37a3db92695..0e40948f4fc 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -18,6 +18,7 @@
#include <linux/icmp.h>
#include <linux/sysctl.h>
#include <net/ipv6.h>
+#include <net/inet_frag.h>
#include <linux/netfilter_ipv6.h>
#include <net/netfilter/nf_conntrack.h>
@@ -145,7 +146,7 @@ static int ipv6_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
}
static unsigned int ipv6_confirm(unsigned int hooknum,
- struct sk_buff **pskb,
+ struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
@@ -155,12 +156,12 @@ static unsigned int ipv6_confirm(unsigned int hooknum,
struct nf_conntrack_helper *helper;
enum ip_conntrack_info ctinfo;
unsigned int ret, protoff;
- unsigned int extoff = (u8 *)(ipv6_hdr(*pskb) + 1) - (*pskb)->data;
- unsigned char pnum = ipv6_hdr(*pskb)->nexthdr;
+ unsigned int extoff = (u8 *)(ipv6_hdr(skb) + 1) - skb->data;
+ unsigned char pnum = ipv6_hdr(skb)->nexthdr;
/* This is where we call the helper: as the packet goes out. */
- ct = nf_ct_get(*pskb, &ctinfo);
+ ct = nf_ct_get(skb, &ctinfo);
if (!ct || ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY)
goto out;
@@ -172,23 +173,23 @@ static unsigned int ipv6_confirm(unsigned int hooknum,
if (!helper)
goto out;
- protoff = nf_ct_ipv6_skip_exthdr(*pskb, extoff, &pnum,
- (*pskb)->len - extoff);
- if (protoff > (*pskb)->len || pnum == NEXTHDR_FRAGMENT) {
+ protoff = nf_ct_ipv6_skip_exthdr(skb, extoff, &pnum,
+ skb->len - extoff);
+ if (protoff > skb->len || pnum == NEXTHDR_FRAGMENT) {
pr_debug("proto header not found\n");
return NF_ACCEPT;
}
- ret = helper->help(pskb, protoff, ct, ctinfo);
+ ret = helper->help(skb, protoff, ct, ctinfo);
if (ret != NF_ACCEPT)
return ret;
out:
/* We've seen it coming out the other side: confirm it */
- return nf_conntrack_confirm(pskb);
+ return nf_conntrack_confirm(skb);
}
static unsigned int ipv6_defrag(unsigned int hooknum,
- struct sk_buff **pskb,
+ struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
@@ -196,17 +197,17 @@ static unsigned int ipv6_defrag(unsigned int hooknum,
struct sk_buff *reasm;
/* Previously seen (loopback)? */
- if ((*pskb)->nfct)
+ if (skb->nfct)
return NF_ACCEPT;
- reasm = nf_ct_frag6_gather(*pskb);
+ reasm = nf_ct_frag6_gather(skb);
/* queued */
if (reasm == NULL)
return NF_STOLEN;
/* error occured or not fragmented */
- if (reasm == *pskb)
+ if (reasm == skb)
return NF_ACCEPT;
nf_ct_frag6_output(hooknum, reasm, (struct net_device *)in,
@@ -216,12 +217,12 @@ static unsigned int ipv6_defrag(unsigned int hooknum,
}
static unsigned int ipv6_conntrack_in(unsigned int hooknum,
- struct sk_buff **pskb,
+ struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
{
- struct sk_buff *reasm = (*pskb)->nfct_reasm;
+ struct sk_buff *reasm = skb->nfct_reasm;
/* This packet is fragmented and has reassembled packet. */
if (reasm) {
@@ -229,32 +230,32 @@ static unsigned int ipv6_conntrack_in(unsigned int hooknum,
if (!reasm->nfct) {
unsigned int ret;
- ret = nf_conntrack_in(PF_INET6, hooknum, &reasm);
+ ret = nf_conntrack_in(PF_INET6, hooknum, reasm);
if (ret != NF_ACCEPT)
return ret;
}
nf_conntrack_get(reasm->nfct);
- (*pskb)->nfct = reasm->nfct;
- (*pskb)->nfctinfo = reasm->nfctinfo;
+ skb->nfct = reasm->nfct;
+ skb->nfctinfo = reasm->nfctinfo;
return NF_ACCEPT;
}
- return nf_conntrack_in(PF_INET6, hooknum, pskb);
+ return nf_conntrack_in(PF_INET6, hooknum, skb);
}
static unsigned int ipv6_conntrack_local(unsigned int hooknum,
- struct sk_buff **pskb,
+ struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
{
/* root is playing with raw sockets. */
- if ((*pskb)->len < sizeof(struct ipv6hdr)) {
+ if (skb->len < sizeof(struct ipv6hdr)) {
if (net_ratelimit())
printk("ipv6_conntrack_local: packet too short\n");
return NF_ACCEPT;
}
- return ipv6_conntrack_in(hooknum, pskb, in, out, okfn);
+ return ipv6_conntrack_in(hooknum, skb, in, out, okfn);
}
static struct nf_hook_ops ipv6_conntrack_ops[] = {
@@ -307,7 +308,7 @@ static ctl_table nf_ct_ipv6_sysctl_table[] = {
{
.ctl_name = NET_NF_CONNTRACK_FRAG6_TIMEOUT,
.procname = "nf_conntrack_frag6_timeout",
- .data = &nf_ct_frag6_timeout,
+ .data = &nf_frags_ctl.timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
@@ -315,7 +316,7 @@ static ctl_table nf_ct_ipv6_sysctl_table[] = {
{
.ctl_name = NET_NF_CONNTRACK_FRAG6_LOW_THRESH,
.procname = "nf_conntrack_frag6_low_thresh",
- .data = &nf_ct_frag6_low_thresh,
+ .data = &nf_frags_ctl.low_thresh,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec,
@@ -323,7 +324,7 @@ static ctl_table nf_ct_ipv6_sysctl_table[] = {
{
.ctl_name = NET_NF_CONNTRACK_FRAG6_HIGH_THRESH,
.procname = "nf_conntrack_frag6_high_thresh",
- .data = &nf_ct_frag6_high_thresh,
+ .data = &nf_frags_ctl.high_thresh,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec,
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-12 12:02:59 +0000