1 files changed, 7 insertions, 15 deletions

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 08349267ceb..e527628f56c 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -753,23 +753,15 @@ static inline int ip_ufo_append_data(struct sock *sk,
                 skb->ip_summed = CHECKSUM_PARTIAL;
                 skb->csum = 0;
                 sk->sk_sndmsg_off = 0;
-        }
 
-        err = skb_append_datato_frags(sk,skb, getfrag, from,
-                               (length - transhdrlen));
-        if (!err) {
-                /* specify the length of each IP datagram fragment*/
+                /* specify the length of each IP datagram fragment */
                 skb_shinfo(skb)->gso_size = mtu - fragheaderlen;
                 skb_shinfo(skb)->gso_type = SKB_GSO_UDP;
                 __skb_queue_tail(&sk->sk_write_queue, skb);
-
-                return 0;
         }
-        /* There is not enough support do UFO ,
-         * so follow normal path
-         */
-        kfree_skb(skb);
-        return err;
+
+        return skb_append_datato_frags(sk, skb, getfrag, from,
+                                       (length - transhdrlen));
 }
 
 /*
@@ -863,9 +855,9 @@ int ip_append_data(struct sock *sk,
                 csummode = CHECKSUM_PARTIAL;
 
         inet->cork.length += length;
-        if (((length > mtu) && (sk->sk_protocol == IPPROTO_UDP)) &&
-                        (rt->u.dst.dev->features & NETIF_F_UFO)) {
-
+        if (((length> mtu) || !skb_queue_empty(&sk->sk_write_queue)) &&
+            (sk->sk_protocol == IPPROTO_UDP) &&
+            (rt->u.dst.dev->features & NETIF_F_UFO)) {
                 err = ip_ufo_append_data(sk, getfrag, from, length, hh_len,
                                          fragheaderlen, transhdrlen, mtu,
                                          flags);