1 files changed, 1 insertions, 3 deletions

diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 272f59336b73..4d1b71ae82ba 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -52,7 +52,7 @@ static inline struct net *skb_net(const struct sk_buff *skb)
          */
         if (likely(skb->dev && skb->dev->nd_net))
                 return dev_net(skb->dev);
-        if (skb_dst(skb)->dev)
+        if (skb_dst(skb) && skb_dst(skb)->dev)
                 return dev_net(skb_dst(skb)->dev);
         WARN(skb->sk, "Maybe skb_sknet should be used in %s() at line:%d\n",
                       __func__, __LINE__);
@@ -801,8 +801,6 @@ struct netns_ipvs {
         struct list_head        rs_table[IP_VS_RTAB_SIZE];
         /* ip_vs_app */
         struct list_head        app_list;
-        struct mutex            app_mutex;
-        struct lock_class_key   app_key;        /* mutex debuging */
 
         /* ip_vs_proto */
         #define IP_VS_PROTO_TAB_SIZE    32      /* must be power of 2 */