[LEDE-DEV,2/2] ltq-atm: cleanup unused variables and functions

Message ID 20180108085459.9961-2-lynxis@fe80.eu
State Accepted
Delegated to: Alexander Couzens
Headers show
Series
  • [LEDE-DEV,1/2] ltq-atm: rewrite tx path to use IRQs
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Commit Message

Alexander Couzens Jan. 8, 2018, 8:54 a.m.
From: Martin Schiller <ms@dev.tdt.de>

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
---
 package/kernel/lantiq/ltq-atm/src/ltq_atm.c | 41 -----------------------------
 1 file changed, 41 deletions(-)

Patch

diff --git a/package/kernel/lantiq/ltq-atm/src/ltq_atm.c b/package/kernel/lantiq/ltq-atm/src/ltq_atm.c
index f306d19364fd..0b9d7a05aba0 100644
--- a/package/kernel/lantiq/ltq-atm/src/ltq_atm.c
+++ b/package/kernel/lantiq/ltq-atm/src/ltq_atm.c
@@ -191,8 +191,6 @@  struct sk_buff* atm_alloc_tx(struct atm_vcc *, unsigned int);
 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
@@ -523,7 +521,6 @@  static int ppe_send(struct atm_vcc *vcc, struct sk_buff *skb)
 	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;
@@ -856,44 +853,6 @@  static inline int get_tx_desc(unsigned int conn)
 	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;