[NETFILTER]: nfnetlink: use mutex instead of semaphore

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 13 deletions

diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h
index 1e9c821f152d..6179648a014e 100644
--- a/include/linux/netfilter/nfnetlink.h
+++ b/include/linux/netfilter/nfnetlink.h
@@ -129,19 +129,6 @@ extern void __nfa_fill(struct sk_buff *skb, int attrtype,
 ({ if (skb_tailroom(skb) < (int)NFA_SPACE(attrlen)) goto nfattr_failure; \
    __nfa_fill(skb, attrtype, attrlen, data); })
 
-extern struct semaphore nfnl_sem;
-
-#define nfnl_shlock()           down(&nfnl_sem)
-#define nfnl_shlock_nowait()    down_trylock(&nfnl_sem)
-
-#define nfnl_shunlock()         do { up(&nfnl_sem); \
-                                     if(nfnl && nfnl->sk_receive_queue.qlen) \
-                                            nfnl->sk_data_ready(nfnl, 0); \
-                                } while(0)
-
-extern void nfnl_lock(void);
-extern void nfnl_unlock(void);
-
 extern int nfnetlink_subsys_register(struct nfnetlink_subsystem *n);
 extern int nfnetlink_subsys_unregister(struct nfnetlink_subsystem *n);