Subject: [PATCH] netfilter: iptables no lockdep is needed..

From: Stephen Hemminger <[email-masked]>
Date: Sat, 25 Apr 2009 13:30:52 -0700

Epilogue due to master Jarek. Lockdep carest not about the locking
doth bestowed. Therefore no keys are needed.

Signed-off-by: Stephen Hemminger <[email-masked]>

---
 net/netfilter/x_tables.c |    9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

--- a/net/netfilter/x_tables.c	2009-04-25 13:25:48.115026283 -0700
+++ b/net/netfilter/x_tables.c	2009-04-25 13:26:15.646215635 -0700
@@ -1145,14 +1145,9 @@ static int __init xt_init(void)
 {
 	unsigned int i;
 	int rv;
-	static struct lock_class_key xt_lock_key[NR_CPUS];
 
-	for_each_possible_cpu(i) {
-		rwlock_t *lock = &per_cpu(xt_info_locks, i);
-
-		rwlock_init(lock);
-		lockdep_set_class(lock, xt_lock_key+i);
-	}
+	for_each_possible_cpu(i)
+		rwlock_init(&per_cpu(xt_info_locks, i));
 
 	xt = kmalloc(sizeof(struct xt_af) * NFPROTO_NUMPROTO, GFP_KERNEL);
 	if (!xt)