[NETFILTER]: {nfnetlink,ip,ip6}_queue: kill issue_verdict

Now that issue_verdict doesn't need to free the queue entries anymore,
all it does is disable local BHs and call nf_reinject. Move the BH
disabling to the okfn invocation in nf_reinject and kill the
issue_verdict functions.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c
index d9d3dc4..f0dc727 100644
--- a/net/netfilter/nf_queue.c
+++ b/net/netfilter/nf_queue.c
@@ -275,7 +275,9 @@
 	switch (verdict & NF_VERDICT_MASK) {
 	case NF_ACCEPT:
 	case NF_STOP:
+		local_bh_disable();
 		entry->okfn(skb);
+		local_bh_enable();
 	case NF_STOLEN:
 		break;
 	case NF_QUEUE: