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authorPablo Neira Ayuso <pablo@netfilter.org>2012-06-19 02:10:57 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2012-06-19 04:44:57 +0200
commit7c62234547255ce4c385a218915965bc2f14fe45 (patch)
treefc3070b9f96f6fd00cef20e2c99bfdbe5aa9a0fc /include
parent6e9c2db3aa8c8219568db31e29dce7db46aa0dad (diff)
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netfilter: nfnetlink_queue: fix compilation with NF_CONNTRACK disabled
In "9cb0176 netfilter: add glue code to integrate nfnetlink_queue and ctnetlink" the compilation with NF_CONNTRACK disabled is broken. This patch fixes this issue. I have moved the conntrack part into nfnetlink_queue_ct.c to avoid peppering the entire nfnetlink_queue.c code with ifdefs. I also needed to rename nfnetlink_queue.c to nfnetlink_queue_pkt.c to update the net/netfilter/Makefile to support conditional compilation of the conntrack integration. This patch also adds CONFIG_NETFILTER_QUEUE_CT in case you want to explicitly disable the integration between nf_conntrack and nfnetlink_queue. Reported-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include')
-rw-r--r--include/net/netfilter/nfnetlink_queue.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/include/net/netfilter/nfnetlink_queue.h b/include/net/netfilter/nfnetlink_queue.h
new file mode 100644
index 00000000000..9f8095c108e
--- /dev/null
+++ b/include/net/netfilter/nfnetlink_queue.h
@@ -0,0 +1,43 @@
+#ifndef _NET_NFNL_QUEUE_H_
+#define _NET_NFNL_QUEUE_H_
+
+#include <linux/netfilter/nf_conntrack_common.h>
+
+struct nf_conn;
+
+#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
+struct nf_conn *nfqnl_ct_get(struct sk_buff *entskb, size_t *size,
+ enum ip_conntrack_info *ctinfo);
+struct nf_conn *nfqnl_ct_parse(const struct sk_buff *skb,
+ const struct nlattr *attr,
+ enum ip_conntrack_info *ctinfo);
+int nfqnl_ct_put(struct sk_buff *skb, struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo);
+void nfqnl_ct_seq_adjust(struct sk_buff *skb, struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo, int diff);
+#else
+inline struct nf_conn *
+nfqnl_ct_get(struct sk_buff *entskb, size_t *size, enum ip_conntrack_info *ctinfo)
+{
+ return NULL;
+}
+
+inline struct nf_conn *nfqnl_ct_parse(const struct sk_buff *skb,
+ const struct nlattr *attr,
+ enum ip_conntrack_info *ctinfo)
+{
+ return NULL;
+}
+
+inline int
+nfqnl_ct_put(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo)
+{
+ return 0;
+}
+
+inline void nfqnl_ct_seq_adjust(struct sk_buff *skb, struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo, int diff)
+{
+}
+#endif /* NF_CONNTRACK */
+#endif