netfilter: netns nf_conntrack: pass conntrack to nf_conntrack_event_cache() not skb

This is cleaner, we already know conntrack to which event is relevant.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index 8a245be..e0ee89e 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -75,7 +75,7 @@
 		nf_ct_refresh_acct(ct, ctinfo, skb, nf_ct_udp_timeout_stream);
 		/* Also, more likely to be important, and not a probe */
 		if (!test_and_set_bit(IPS_ASSURED_BIT, &ct->status))
-			nf_conntrack_event_cache(IPCT_STATUS, skb);
+			nf_conntrack_event_cache(IPCT_STATUS, ct);
 	} else
 		nf_ct_refresh_acct(ct, ctinfo, skb, nf_ct_udp_timeout);