static inline void atm_free_tx_skb_vcc(struct sk_buff *, struct atm_vcc *);
static inline struct sk_buff *get_skb_rx_pointer(unsigned int);
static inline int get_tx_desc(unsigned int);
-static struct sk_buff* skb_duplicate(struct sk_buff *);
-static struct sk_buff* skb_break_away_from_protocol(struct sk_buff *);
/*
* mailbox handler and signal function
unsigned long flags;
struct tx_descriptor reg_desc = {0};
struct tx_inband_header *header;
- struct sk_buff *new_skb;
if ( vcc == NULL || skb == NULL )
return -EINVAL;
return desc_base;
}
-static struct sk_buff* skb_duplicate(struct sk_buff *skb)
-{
- struct sk_buff *new_skb;
-
- new_skb = alloc_skb_tx(skb->len);
- if ( new_skb == NULL )
- return NULL;
-
- skb_put(new_skb, skb->len);
- memcpy(new_skb->data, skb->data, skb->len);
-
- return new_skb;
-}
-
-static struct sk_buff* skb_break_away_from_protocol(struct sk_buff *skb)
-{
- struct sk_buff *new_skb;
-
- if ( skb_shared(skb) ) {
- new_skb = skb_clone(skb, GFP_ATOMIC);
- if ( new_skb == NULL )
- return NULL;
- } else
- new_skb = skb_get(skb);
-
- skb_dst_drop(new_skb);
-#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
- nf_conntrack_put(new_skb->nfct);
- new_skb->nfct = NULL;
- #ifdef CONFIG_BRIDGE_NETFILTER
- nf_bridge_put(new_skb->nf_bridge);
- new_skb->nf_bridge = NULL;
- #endif
-#endif
-
- return new_skb;
-}
-
static void free_tx_ring(unsigned int queue)
{
unsigned long flags;