diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 59d8064eb5224b8b1278c2275b0af31573be3575..42f21c01a93e8f1e96d50f33665c42e01cfec2f1 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -1437,8 +1437,9 @@ ctnetlink_exp_dump_mask(struct sk_buff *skb,
 	struct nlattr *nest_parms;
 
 	memset(&m, 0xFF, sizeof(m));
-	m.src.u.all = mask->src.u.all;
 	memcpy(&m.src.u3, &mask->src.u3, sizeof(m.src.u3));
+	m.src.u.all = mask->src.u.all;
+	m.dst.protonum = tuple->dst.protonum;
 
 	nest_parms = nla_nest_start(skb, CTA_EXPECT_MASK | NLA_F_NESTED);
 	if (!nest_parms)