[NETFILTER]: nf_log: move logging stuff to seperate header

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 2c7bd2e..959a0cb 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -29,6 +29,7 @@
 #include <linux/jhash.h>
 #include <linux/random.h>
 #include <net/sock.h>
+#include <net/netfilter/nf_log.h>
 
 #include <asm/atomic.h>