net: Kill plain NET_XMIT_BYPASS.

dst_input() was doing something completely absurd, looping
on skb->dst->input() if NET_XMIT_BYPASS was seen, but these
functions never return such an error.

And as a result plain ole' NET_XMIT_BYPASS has no more
references and can be completely killed off.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index abbf5d5..488c56e 100644 (file)
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -61,9 +61,6 @@ struct wireless_dev;
 #define NET_XMIT_DROP          1       /* skb dropped                  */
 #define NET_XMIT_CN            2       /* congestion notification      */
 #define NET_XMIT_POLICED       3       /* skb is shot by police        */
-#define NET_XMIT_BYPASS                4       /* packet does not leave via dequeue;
-                                          (TC use only - dev_queue_xmit
-                                          returns this as NET_XMIT_SUCCESS) */
 #define NET_XMIT_MASK          0xFFFF  /* qdisc flags in net/sch_generic.h */
 
 /* Backlog congestion levels */

diff --git a/include/net/dst.h b/include/net/dst.h
index c5c318a..8a8b71e 100644 (file)
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -252,17 +252,7 @@ static inline int dst_output(struct sk_buff *skb)
 /* Input packet from network to transport.  */
 static inline int dst_input(struct sk_buff *skb)
 {
-       int err;
-
-       for (;;) {
-               err = skb->dst->input(skb);
-
-               if (likely(err == 0))
-                       return err;
-               /* Oh, Jamal... Seems, I will not forgive you this mess. :-) */
-               if (unlikely(err != NET_XMIT_BYPASS))
-                       return err;
-       }
+       return skb->dst->input(skb);
 }
 
 static inline struct dst_entry *dst_check(struct dst_entry *dst, u32 cookie)