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net: make skb_dst_pop routine static

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As xfrm_output_one() is the only caller of skb_dst_pop(), we should
make skb_dst_pop() localized.

Signed-off-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ying Xue 2015-05-12 18:29:44 +08:00 committed by David S. Miller
parent cffc642d93
commit 9449c3cd90
2 changed files with 12 additions and 12 deletions
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12
include/net/dst.h
View File

@ -349,18 +349,6 @@ static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev,
__skb_tunnel_rx(skb, dev, net); __skb_tunnel_rx(skb, dev, net);
} }
/* Children define the path of the packet through the
* Linux networking. Thus, destinations are stackable.
*/
static inline struct dst_entry *skb_dst_pop(struct sk_buff *skb)
{
struct dst_entry *child = dst_clone(skb_dst(skb)->child);
skb_dst_drop(skb);
return child;
}
int dst_discard_sk(struct sock *sk, struct sk_buff *skb); int dst_discard_sk(struct sock *sk, struct sk_buff *skb);
static inline int dst_discard(struct sk_buff *skb) static inline int dst_discard(struct sk_buff *skb)
{ {

12
net/xfrm/xfrm_output.c
View File

@ -38,6 +38,18 @@ static int xfrm_skb_check_space(struct sk_buff *skb)
return pskb_expand_head(skb, nhead, ntail, GFP_ATOMIC); return pskb_expand_head(skb, nhead, ntail, GFP_ATOMIC);
} }
/* Children define the path of the packet through the
* Linux networking. Thus, destinations are stackable.
*/
static struct dst_entry *skb_dst_pop(struct sk_buff *skb)
{
struct dst_entry *child = dst_clone(skb_dst(skb)->child);
skb_dst_drop(skb);
return child;
}
static int xfrm_output_one(struct sk_buff *skb, int err) static int xfrm_output_one(struct sk_buff *skb, int err)
{ {
struct dst_entry *dst = skb_dst(skb); struct dst_entry *dst = skb_dst(skb);