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Diffstat (limited to 'include/linux/skbuff.h')
-rw-r--r--include/linux/skbuff.h47
1 files changed, 19 insertions, 28 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index ad7cc22bd424..613b9513f8b9 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -270,7 +270,6 @@ struct sk_buff {
void (*destructor)(struct sk_buff *skb);
#ifdef CONFIG_NETFILTER
- __u32 nfmark;
struct nf_conntrack *nfct;
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
struct sk_buff *nfct_reasm;
@@ -278,6 +277,7 @@ struct sk_buff {
#ifdef CONFIG_BRIDGE_NETFILTER
struct nf_bridge_info *nf_bridge;
#endif
+ __u32 nfmark;
#endif /* CONFIG_NETFILTER */
#ifdef CONFIG_NET_SCHED
__u16 tc_index; /* traffic control index */
@@ -304,6 +304,7 @@ struct sk_buff {
#include <asm/system.h>
+extern void kfree_skb(struct sk_buff *skb);
extern void __kfree_skb(struct sk_buff *skb);
extern struct sk_buff *__alloc_skb(unsigned int size,
gfp_t priority, int fclone);
@@ -404,22 +405,6 @@ static inline struct sk_buff *skb_get(struct sk_buff *skb)
*/
/**
- * kfree_skb - free an sk_buff
- * @skb: buffer to free
- *
- * Drop a reference to the buffer and free it if the usage count has
- * hit zero.
- */
-static inline void kfree_skb(struct sk_buff *skb)
-{
- if (likely(atomic_read(&skb->users) == 1))
- smp_rmb();
- else if (likely(!atomic_dec_and_test(&skb->users)))
- return;
- __kfree_skb(skb);
-}
-
-/**
* skb_cloned - is the buffer a clone
* @skb: buffer to check
*
@@ -1174,12 +1159,14 @@ static inline int skb_linearize(struct sk_buff *skb, gfp_t gfp)
*/
static inline void skb_postpull_rcsum(struct sk_buff *skb,
- const void *start, int len)
+ const void *start, unsigned int len)
{
if (skb->ip_summed == CHECKSUM_HW)
skb->csum = csum_sub(skb->csum, csum_partial(start, len, 0));
}
+unsigned char *skb_pull_rcsum(struct sk_buff *skb, unsigned int len);
+
/**
* pskb_trim_rcsum - trim received skb and update checksum
* @skb: buffer to trim
@@ -1351,16 +1338,6 @@ static inline void nf_conntrack_put_reasm(struct sk_buff *skb)
kfree_skb(skb);
}
#endif
-static inline void nf_reset(struct sk_buff *skb)
-{
- nf_conntrack_put(skb->nfct);
- skb->nfct = NULL;
-#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
- nf_conntrack_put_reasm(skb->nfct_reasm);
- skb->nfct_reasm = NULL;
-#endif
-}
-
#ifdef CONFIG_BRIDGE_NETFILTER
static inline void nf_bridge_put(struct nf_bridge_info *nf_bridge)
{
@@ -1373,6 +1350,20 @@ static inline void nf_bridge_get(struct nf_bridge_info *nf_bridge)
atomic_inc(&nf_bridge->use);
}
#endif /* CONFIG_BRIDGE_NETFILTER */
+static inline void nf_reset(struct sk_buff *skb)
+{
+ nf_conntrack_put(skb->nfct);
+ skb->nfct = NULL;
+#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
+ nf_conntrack_put_reasm(skb->nfct_reasm);
+ skb->nfct_reasm = NULL;
+#endif
+#ifdef CONFIG_BRIDGE_NETFILTER
+ nf_bridge_put(skb->nf_bridge);
+ skb->nf_bridge = NULL;
+#endif
+}
+
#else /* CONFIG_NETFILTER */
static inline void nf_reset(struct sk_buff *skb) {}
#endif /* CONFIG_NETFILTER */