[NETNS][FRAGS]: Make the nqueues counter per-namespace.

This is simple - just move the variable from struct inet_frags
to struct netns_frags and adjust the usage appropriately.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index 571d95a..dec34c8 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -44,7 +44,7 @@
 	seq_printf(seq, "RAW6: inuse %d\n",
 		       sock_prot_inuse_get(&rawv6_prot));
 	seq_printf(seq, "FRAG6: inuse %d memory %d\n",
-		       ip6_frag_nqueues(), ip6_frag_mem());
+		       ip6_frag_nqueues(&init_net), ip6_frag_mem());
 	return 0;
 }