[PATCH] net: Get rid of consume_skb when tracing is off

[Herbert Xu]

The function consume_skb is only meaningful when tracing is enabled.
This patch makes it conditional on CONFIG_TRACEPOINTS.

Signed-off-by: Herbert Xu <herb...@gondor.apana.org.au>

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 46881d902124..e8bca74857a3 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1056,7 +1056,16 @@ void kfree_skb(struct sk_buff *skb);
 void kfree_skb_list(struct sk_buff *segs);
 void skb_dump(const char *level, const struct sk_buff *skb, bool full_pkt);
 void skb_tx_error(struct sk_buff *skb);
+
+#ifdef CONFIG_TRACEPOINTS
 void consume_skb(struct sk_buff *skb);
+#else
+static inline void consume_skb(struct sk_buff *skb)
+{
+       return kfree_skb(skb);
+}
+#endif
+
 void __consume_stateless_skb(struct sk_buff *skb);
 void  __kfree_skb(struct sk_buff *skb);
 extern struct kmem_cache *skbuff_head_cache;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 7e2e502ef519..593fe73d4993 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -820,6 +820,7 @@ void skb_tx_error(struct sk_buff *skb)
 }
 EXPORT_SYMBOL(skb_tx_error);
 
+#ifdef CONFIG_TRACEPOINTS
 /**
  *     consume_skb - free an skbuff
  *     @skb: buffer to free
@@ -837,6 +838,7 @@ void consume_skb(struct sk_buff *skb)
        __kfree_skb(skb);
 }
 EXPORT_SYMBOL(consume_skb);
+#endif
 
 /**
  *     consume_stateless_skb - free an skbuff, assuming it is stateless
-- 
Email: Herbert Xu <herb...@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt