udp_diag: Fix the !ipv6 case

Wrap the udp6 lookup into the proper ifdef-s.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index 65063444a119..27910c133019 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -41,6 +41,7 @@ static int udp_dump_one(struct udp_table *tbl, struct sk_buff *in_skb,
                                 req->id.idiag_src[0], req->id.idiag_sport,
                                 req->id.idiag_dst[0], req->id.idiag_dport,
                                 req->id.idiag_if, tbl);
+#if IS_ENABLED(CONFIG_IPV6)
         else if (req->sdiag_family == AF_INET6)
                 sk = __udp6_lib_lookup(&init_net,
                                 (struct in6_addr *)req->id.idiag_src,
@@ -48,6 +49,7 @@ static int udp_dump_one(struct udp_table *tbl, struct sk_buff *in_skb,
                                 (struct in6_addr *)req->id.idiag_dst,
                                 req->id.idiag_dport,
                                 req->id.idiag_if, tbl);
+#endif
         else
                 goto out_nosk;