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authorDavid Miller <davem@davemloft.net>2015-04-05 22:19:00 -0400
committerDavid S. Miller <davem@davemloft.net>2015-04-07 15:25:55 -0400
commit1c984f8a5df085bcf35364a8a870bd4db4da4ed3 (patch)
tree14dcad3877bc1bb657a32888d2af007c13b9d856 /net
parent107a9f4dc9211c1f91703d1739d7fd22ac58b332 (diff)
downloadop-kernel-dev-1c984f8a5df085bcf35364a8a870bd4db4da4ed3.zip
op-kernel-dev-1c984f8a5df085bcf35364a8a870bd4db4da4ed3.tar.gz
netfilter: Add socket pointer to nf_hook_state.
It is currently always set to NULL, but nf_queue is adjusted to be prepared for it being set to a real socket by taking and releasing a reference to that socket when necessary. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_queue.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c
index d3cd37e..c4a7066 100644
--- a/net/netfilter/nf_queue.c
+++ b/net/netfilter/nf_queue.c
@@ -54,6 +54,8 @@ void nf_queue_entry_release_refs(struct nf_queue_entry *entry)
dev_put(state->in);
if (state->out)
dev_put(state->out);
+ if (state->sk)
+ sock_put(state->sk);
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
if (entry->skb->nf_bridge) {
struct nf_bridge_info *nf_bridge = entry->skb->nf_bridge;
@@ -81,6 +83,8 @@ bool nf_queue_entry_get_refs(struct nf_queue_entry *entry)
dev_hold(state->in);
if (state->out)
dev_hold(state->out);
+ if (state->sk)
+ sock_hold(state->sk);
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
if (entry->skb->nf_bridge) {
struct nf_bridge_info *nf_bridge = entry->skb->nf_bridge;
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