diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index 8a9f6e535caa..58b79c0c0d69 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -186,8 +186,8 @@ static int __udp_diag_destroy(struct sk_buff *in_skb,
 		if (ipv6_addr_v4mapped((struct in6_addr *)req->id.idiag_dst) &&
 		    ipv6_addr_v4mapped((struct in6_addr *)req->id.idiag_src))
 			sk = __udp4_lib_lookup(net,
-					req->id.idiag_dst[0], req->id.idiag_dport,
-					req->id.idiag_src[0], req->id.idiag_sport,
+					req->id.idiag_dst[3], req->id.idiag_dport,
+					req->id.idiag_src[3], req->id.idiag_sport,
 					req->id.idiag_if, tbl, NULL);
 
 		else