vxlan: Update tx_errors statistics if vxlan_build_skb return err.

If vxlan_build_skb return err < 0, tx_errors should be also increased.

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Acked-by: Jiri Benc <jbenc@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 9735059..199dec0 100644 (file)
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2103,6 +2103,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
                                      vni, md, flags, udp_sum);
                if (err < 0) {
                        dst_release(ndst);
+                       dev->stats.tx_errors++;
                        return;
                }
                udp_tunnel6_xmit_skb(ndst, sk, skb, dev,