5 files changed, 17 insertions, 2 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 */
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index 44937616057e..41e9980b3e0e 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -27,6 +27,7 @@
 #include <net/ip.h>
 #include <net/sock.h>
 #include <net/tcp.h>
+#include <net/udp.h>
 #include <net/transp_v6.h>
 #include <net/ipv6.h>
 
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 87bccec9882a..36bdcd2e1b52 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -34,6 +34,7 @@
 #include <linux/ipv6.h>
 #include <linux/icmpv6.h>
 #include <linux/init.h>
+#include <linux/module.h>
 #include <linux/skbuff.h>
 #include <asm/uaccess.h>
 
@@ -51,6 +52,7 @@
 #include "udp_impl.h"
 
 DEFINE_SNMP_STAT(struct udp_mib, udp_stats_in6) __read_mostly;
+EXPORT_SYMBOL(udp_stats_in6);
 
 static inline int udp_v6_get_port(struct sock *sk, unsigned short snum)
 {
diff --git a/net/rxrpc/ar-input.c b/net/rxrpc/ar-input.c
index 91b5bbb003e2..f446d9b9925f 100644
--- a/net/rxrpc/ar-input.c
+++ b/net/rxrpc/ar-input.c
@@ -20,6 +20,7 @@
 #include <net/sock.h>
 #include <net/af_rxrpc.h>
 #include <net/ip.h>
+#include <net/udp.h>
 #include "ar-internal.h"
 
 unsigned long rxrpc_ack_timeout = 1;
@@ -707,10 +708,13 @@ void rxrpc_data_ready(struct sock *sk, int count)
         if (skb_checksum_complete(skb)) {
                 rxrpc_free_skb(skb);
                 rxrpc_put_local(local);
+                UDP_INC_STATS_BH(UDP_MIB_INERRORS, 0);
                 _leave(" [CSUM failed]");
                 return;
         }
 
+        UDP_INC_STATS_BH(UDP_MIB_INDATAGRAMS, 0);
+
         /* the socket buffer we have is owned by UDP, with UDP's data all over
          * it, but we really want our own */
         skb_orphan(skb);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 2f630a512ab7..6fa52f44de0f 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -838,8 +838,12 @@ static void xs_udp_data_ready(struct sock *sk, int len)
                 copied = repsize;
 
         /* Suck it into the iovec, verify checksum if not done by hw. */
-        if (csum_partial_copy_to_xdr(&rovr->rq_private_buf, skb))
+        if (csum_partial_copy_to_xdr(&rovr->rq_private_buf, skb)) {
+                UDPX_INC_STATS_BH(sk, UDP_MIB_INERRORS);
                 goto out_unlock;
+        }
+
+        UDPX_INC_STATS_BH(sk, UDP_MIB_INDATAGRAMS);
 
         /* Something worked... */
         dst_confirm(skb->dst);