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[PATCHv4,net-next,04/10] dst: Add __skb_dst_copy() variation

Message ID 1439941188-19293-5-git-send-email-joestringer@nicira.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Joe Stringer Aug. 18, 2015, 11:39 p.m. UTC 
This variation on skb_dst_copy() doesn't require two skbs.

Signed-off-by: Joe Stringer <joestringer@nicira.com>
Acked-by: Pravin B Shelar <pshelar@nicira.com>
---
v4: Add ack.
---
 include/net/dst.h | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
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Patch

diff --git a/include/net/dst.h b/include/net/dst.h
index 2578811..0539940 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -285,13 +285,18 @@  static inline void skb_dst_drop(struct sk_buff *skb)
 	}
 }
 
-static inline void skb_dst_copy(struct sk_buff *nskb, const struct sk_buff *oskb)
+static inline void __skb_dst_copy(struct sk_buff *nskb, unsigned long refdst)
 {
-	nskb->_skb_refdst = oskb->_skb_refdst;
+	nskb->_skb_refdst = refdst;
 	if (!(nskb->_skb_refdst & SKB_DST_NOREF))
 		dst_clone(skb_dst(nskb));
 }
 
+static inline void skb_dst_copy(struct sk_buff *nskb, const struct sk_buff *oskb)
+{
+	__skb_dst_copy(nskb, oskb->_skb_refdst);
+}
+
 /**
  * skb_dst_force - makes sure skb dst is refcounted
  * @skb: buffer