diff --git a/net/openvswitch/flow_table.c b/net/openvswitch/flow_table.c
index 3a9d1dde76..d22d8e9 100644
--- a/net/openvswitch/flow_table.c
+++ b/net/openvswitch/flow_table.c
@@ -426,7 +426,7 @@
 
 static int flow_key_start(const struct sw_flow_key *key)
 {
-	if (key->tun_key.ipv4_dst)
+	if (key->tun_key.u.ipv4.dst)
 		return 0;
 	else
 		return rounddown(offsetof(struct sw_flow_key, phy),