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netns xfrm: AH/ESP in netns! 

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2008-11-25 17:59:27 -08:00 committed by David S. Miller
parent 7013ec30e0
commit 4fb236bac9
4 changed files with 10 additions and 4 deletions
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4
net/ipv4/ah4.c
View File

@ -201,6 +201,7 @@ static int ah_input(struct xfrm_state *x, struct sk_buff *skb)
static void ah4_err(struct sk_buff *skb, u32 info)
{
struct net *net = dev_net(skb->dev);
struct iphdr *iph = (struct iphdr *)skb->data;
struct ip_auth_hdr *ah = (struct ip_auth_hdr *)(skb->data+(iph->ihl<<2));
struct xfrm_state *x;
@ -209,7 +210,7 @@ static void ah4_err(struct sk_buff *skb, u32 info)
icmp_hdr(skb)->code != ICMP_FRAG_NEEDED)
return;
x = xfrm_state_lookup(&init_net, (xfrm_address_t *)&iph->daddr, ah->spi, IPPROTO_AH, AF_INET);
x = xfrm_state_lookup(net, (xfrm_address_t *)&iph->daddr, ah->spi, IPPROTO_AH, AF_INET);
if (!x)
return;
printk(KERN_DEBUG "pmtu discovery on SA AH/%08x/%08x\n",
@ -314,6 +315,7 @@ static struct net_protocol ah4_protocol = {
.handler = xfrm4_rcv,
.err_handler = ah4_err,
.no_policy = 1,
.netns_ok = 1,
};
static int __init ah4_init(void)

4
net/ipv4/esp4.c
View File

@ -413,6 +413,7 @@ static u32 esp4_get_mtu(struct xfrm_state *x, int mtu)
static void esp4_err(struct sk_buff *skb, u32 info)
{
struct net *net = dev_net(skb->dev);
struct iphdr *iph = (struct iphdr *)skb->data;
struct ip_esp_hdr *esph = (struct ip_esp_hdr *)(skb->data+(iph->ihl<<2));
struct xfrm_state *x;
@ -421,7 +422,7 @@ static void esp4_err(struct sk_buff *skb, u32 info)
icmp_hdr(skb)->code != ICMP_FRAG_NEEDED)
return;
x = xfrm_state_lookup(&init_net, (xfrm_address_t *)&iph->daddr, esph->spi, IPPROTO_ESP, AF_INET);
x = xfrm_state_lookup(net, (xfrm_address_t *)&iph->daddr, esph->spi, IPPROTO_ESP, AF_INET);
if (!x)
return;
NETDEBUG(KERN_DEBUG "pmtu discovery on SA ESP/%08x/%08x\n",
@ -618,6 +619,7 @@ static struct net_protocol esp4_protocol = {
.handler = xfrm4_rcv,
.err_handler = esp4_err,
.no_policy = 1,
.netns_ok = 1,
};
static int __init esp4_init(void)

3
net/ipv6/ah6.c
View File

@ -407,6 +407,7 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
static void ah6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
{
struct net *net = dev_net(skb->dev);
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
struct ip_auth_hdr *ah = (struct ip_auth_hdr*)(skb->data+offset);
struct xfrm_state *x;
@ -415,7 +416,7 @@ static void ah6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
type != ICMPV6_PKT_TOOBIG)
return;
x = xfrm_state_lookup(&init_net, (xfrm_address_t *)&iph->daddr, ah->spi, IPPROTO_AH, AF_INET6);
x = xfrm_state_lookup(net, (xfrm_address_t *)&iph->daddr, ah->spi, IPPROTO_AH, AF_INET6);
if (!x)
return;

3
net/ipv6/esp6.c
View File

@ -356,6 +356,7 @@ static u32 esp6_get_mtu(struct xfrm_state *x, int mtu)
static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
{
struct net *net = dev_net(skb->dev);
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
struct ip_esp_hdr *esph = (struct ip_esp_hdr *)(skb->data + offset);
struct xfrm_state *x;
@ -364,7 +365,7 @@ static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
type != ICMPV6_PKT_TOOBIG)
return;
x = xfrm_state_lookup(&init_net, (xfrm_address_t *)&iph->daddr, esph->spi, IPPROTO_ESP, AF_INET6);
x = xfrm_state_lookup(net, (xfrm_address_t *)&iph->daddr, esph->spi, IPPROTO_ESP, AF_INET6);
if (!x)
return;
printk(KERN_DEBUG "pmtu discovery on SA ESP/%08x/%pI6\n",