1 files changed, 5 insertions, 0 deletions

diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c
index 816914ef228d..ad2719ad4c1b 100644
--- a/net/tipc/udp_media.c
+++ b/net/tipc/udp_media.c
@@ -48,6 +48,7 @@
 #include <linux/tipc_netlink.h>
 #include "core.h"
 #include "bearer.h"
+#include "msg.h"
 
 /* IANA assigned UDP port */
 #define UDP_PORT_DEFAULT        6118
@@ -220,6 +221,10 @@ static int tipc_udp_recv(struct sock *sk, struct sk_buff *skb)
 {
         struct udp_bearer *ub;
         struct tipc_bearer *b;
+        int usr = msg_user(buf_msg(skb));
+
+        if ((usr == LINK_PROTOCOL) || (usr == NAME_DISTRIBUTOR))
+                skb_linearize(skb);
 
         ub = rcu_dereference_sk_user_data(sk);
         if (!ub) {