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authorHerbert Xu <herbert@gondor.apana.org.au>2020-08-22 08:23:29 +1000
committerDavid S. Miller <davem@davemloft.net>2020-08-24 16:12:26 -0700
commitbe769db2f95861cc8c7c8fedcc71a8c39b803b10 (patch)
treeda78f5524a3903c7a3464a8fe7bb37e54cb2552f
parent1ee39c1448c4e0d480c5b390e2db1987561fb5c2 (diff)
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net: Get rid of consume_skb when tracing is off
The function consume_skb is only meaningful when tracing is enabled. This patch makes it conditional on CONFIG_TRACEPOINTS. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/linux/skbuff.h9
-rw-r--r--net/core/skbuff.c2
2 files changed, 11 insertions, 0 deletions
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 e18184ffa9c3..6faf73d6a0f7 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