[UDP]: Restore missing inDatagrams increments

The previous move of the the UDP inDatagrams counter caused the
counting of encapsulated packets, SUNRPC data (as opposed to call)
packets and RXRPC packets to go missing.

This patch restores all of these.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 1 deletions

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index f50de5d5218d..78cfcb4a1b3f 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -110,6 +110,7 @@
  */
 
 DEFINE_SNMP_STAT(struct udp_mib, udp_statistics) __read_mostly;
+EXPORT_SYMBOL(udp_statistics);
 
 struct hlist_head udp_hash[UDP_HTABLE_SIZE];
 DEFINE_RWLOCK(udp_hash_lock);
@@ -969,8 +970,11 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
                         int ret;
 
                         ret = (*up->encap_rcv)(sk, skb);
-                        if (ret <= 0)
+                        if (ret <= 0) {
+                                UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS,
+                                                 is_udplite);
                                 return -ret;
+                        }
                 }
 
                 /* FALLTHROUGH -- it's a UDP Packet */