net: skb->rtable accessor

Define skb_rtable(const struct sk_buff *skb) accessor to get rtable from skb

Delete skb->rtable field

Setting rtable is not allowed, just set dst instead as rtable is an alias.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 1 deletions

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index d4d7c666ca63..a3ae3c525833 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -324,7 +324,6 @@ struct sk_buff {
 
         union {
                 struct  dst_entry       *dst;
-                struct  rtable          *rtable;
                 unsigned long           _skb_dst;
         };
 #ifdef CONFIG_XFRM
@@ -427,6 +426,11 @@ extern void skb_dma_unmap(struct device *dev, struct sk_buff *skb,
                           enum dma_data_direction dir);
 #endif
 
+static inline struct rtable *skb_rtable(const struct sk_buff *skb)
+{
+        return (struct rtable *)skb->_skb_dst;
+}
+
 extern void kfree_skb(struct sk_buff *skb);
 extern void consume_skb(struct sk_buff *skb);
 extern void            __kfree_skb(struct sk_buff *skb);