net: udp6: replace __UDP_INC_STATS() with __UDP6_INC_STATS()

__UDP_INC_STATS() is used in udpv6_queue_rcv_one_skb() when encap_rcv()
fails. __UDP6_INC_STATS() should be used here, so replace it with
__UDP6_INC_STATS().
Signed-off-by: Menglong Dong <imagedong@tencent.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv6/udp.c

@@ -700,7 +700,7 @@ static int udpv6_queue_rcv_one_skb(struct sock *sk, struct sk_buff *skb)
 
 			ret = encap_rcv(sk, skb);
 			if (ret <= 0) {
-				__UDP_INC_STATS(sock_net(sk),
+				__UDP6_INC_STATS(sock_net(sk),
 						 UDP_MIB_INDATAGRAMS,
 						 is_udplite);
 				return -ret;