netfilter: nfnetlink_log: use proper net to allocate skb

Use proper net struct to allocate skb, otherwise
netlink mmap will be of no effect.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index d92cc317bf8b25a0c371b770688c860169c9dea8..3c4b69e5fe17348b422f390bf79ab4269043fe5d 100644 (file)
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -319,7 +319,8 @@ nfulnl_set_flags(struct nfulnl_instance *inst, u_int16_t flags)
 }
 
 static struct sk_buff *
-nfulnl_alloc_skb(u32 peer_portid, unsigned int inst_size, unsigned int pkt_size)
+nfulnl_alloc_skb(struct net *net, u32 peer_portid, unsigned int inst_size,
+                unsigned int pkt_size)
 {
        struct sk_buff *skb;
        unsigned int n;
@@ -328,13 +329,13 @@ nfulnl_alloc_skb(u32 peer_portid, 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 = nfnetlink_alloc_skb(&init_net, n, peer_portid, GFP_ATOMIC);
+       skb = nfnetlink_alloc_skb(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 = nfnetlink_alloc_skb(&init_net, pkt_size,
+                       skb = nfnetlink_alloc_skb(net, pkt_size,
                                                  peer_portid, GFP_ATOMIC);
                        if (!skb)
                                pr_err("nfnetlink_log: can't even alloc %u bytes\n",
@@ -702,8 +703,8 @@ nfulnl_log_packet(struct net *net,
        }
 
        if (!inst->skb) {
-               inst->skb = nfulnl_alloc_skb(inst->peer_portid, inst->nlbufsiz,
-                                            size);
+               inst->skb = nfulnl_alloc_skb(net, inst->peer_portid,
+                                            inst->nlbufsiz, size);
                if (!inst->skb)
                        goto alloc_failure;
        }