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authorPatrick McHardy <kaber@trash.net>2013-04-17 06:47:09 +0000
committerDavid S. Miller <davem@davemloft.net>2013-04-19 14:58:36 -0400
commit3ab1f683bf8be7aa7869cc3ffb8d1db2ec8c8307 (patch)
tree06bdfb40df2905a7e6daa3dbff4cb0cc1357abb5 /net
parentec464e5dc504a164c5dbff4a06812d495e44e34d (diff)
downloadop-kernel-dev-3ab1f683bf8be7aa7869cc3ffb8d1db2ec8c8307.zip
op-kernel-dev-3ab1f683bf8be7aa7869cc3ffb8d1db2ec8c8307.tar.gz
nfnetlink: add support for memory mapped netlink
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nfnetlink.c7
-rw-r--r--net/netfilter/nfnetlink_log.c10
-rw-r--r--net/netfilter/nfnetlink_queue_core.c3
3 files changed, 15 insertions, 5 deletions
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 1640bd7..572d87d 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -112,6 +112,13 @@ int nfnetlink_has_listeners(struct net *net, unsigned int group)
}
EXPORT_SYMBOL_GPL(nfnetlink_has_listeners);
+struct sk_buff *nfnetlink_alloc_skb(struct net *net, unsigned int size,
+ u32 dst_portid, gfp_t gfp_mask)
+{
+ return netlink_alloc_skb(net->nfnl, size, dst_portid, gfp_mask);
+}
+EXPORT_SYMBOL_GPL(nfnetlink_alloc_skb);
+
int nfnetlink_send(struct sk_buff *skb, struct net *net, u32 portid,
unsigned int group, int echo, gfp_t flags)
{
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 50aaf71..d4199eb 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -318,7 +318,7 @@ nfulnl_set_flags(struct nfulnl_instance *inst, u_int16_t flags)
}
static struct sk_buff *
-nfulnl_alloc_skb(unsigned int inst_size, unsigned int pkt_size)
+nfulnl_alloc_skb(u32 peer_portid, unsigned int inst_size, unsigned int pkt_size)
{
struct sk_buff *skb;
unsigned int n;
@@ -327,13 +327,14 @@ nfulnl_alloc_skb(unsigned int inst_size, unsigned int pkt_size)
* message. WARNING: has to be <= 128k due to slab restrictions */
n = max(inst_size, pkt_size);
- skb = alloc_skb(n, GFP_ATOMIC);
+ skb = nfnetlink_alloc_skb(&init_net, n, peer_portid, GFP_ATOMIC);
if (!skb) {
if (n > pkt_size) {
/* try to allocate only as much as we need for current
* packet */
- skb = alloc_skb(pkt_size, GFP_ATOMIC);
+ skb = nfnetlink_alloc_skb(&init_net, pkt_size,
+ peer_portid, GFP_ATOMIC);
if (!skb)
pr_err("nfnetlink_log: can't even alloc %u bytes\n",
pkt_size);
@@ -696,7 +697,8 @@ nfulnl_log_packet(u_int8_t pf,
}
if (!inst->skb) {
- inst->skb = nfulnl_alloc_skb(inst->nlbufsiz, size);
+ inst->skb = nfulnl_alloc_skb(inst->peer_portid, inst->nlbufsiz,
+ size);
if (!inst->skb)
goto alloc_failure;
}
diff --git a/net/netfilter/nfnetlink_queue_core.c b/net/netfilter/nfnetlink_queue_core.c
index 5e280b3..ef3cdb4 100644
--- a/net/netfilter/nfnetlink_queue_core.c
+++ b/net/netfilter/nfnetlink_queue_core.c
@@ -339,7 +339,8 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
if (queue->flags & NFQA_CFG_F_CONNTRACK)
ct = nfqnl_ct_get(entskb, &size, &ctinfo);
- skb = alloc_skb(size, GFP_ATOMIC);
+ skb = nfnetlink_alloc_skb(&init_net, size, queue->peer_portid,
+ GFP_ATOMIC);
if (!skb)
return NULL;
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