linux-kernel - [PATCH] include:linux:Optimizations to __skb

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Date:	Thu, 22 Jan 2015 23:32:40 +0530
From:	Mohammad Jamal <md.jamalmohiuddin@...il.com>
To:	davem@...emloft.net, therbert@...gle.com, edumazet@...gle.com,
	viro@...iv.linux.org.uk, alexander.h.duyck@...hat.com,
	willemb@...gle.com, hannes@...essinduktion.org,
	linux-kernel@...r.kernel.org
Cc:	Mohammad Jamal <md.jamalmohiuddin@...il.com>
Subject: [PATCH] include:linux:Optimizations to __skb_push

This patch optimizes __skb_push function

Signed-off-by: Mohammad Jamal <md.jamalmohiuddin@...il.com>
---
 include/linux/skbuff.h |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 85ab7d7..9acffb2 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1671,9 +1671,8 @@ static inline unsigned char *__skb_put(struct sk_buff *skb, unsigned int len)
 unsigned char *skb_push(struct sk_buff *skb, unsigned int len);
 static inline unsigned char *__skb_push(struct sk_buff *skb, unsigned int len)
 {
-	skb->data -= len;
 	skb->len  += len;
-	return skb->data;
+	return skb->data -= len;
 }
 
 unsigned char *skb_pull(struct sk_buff *skb, unsigned int len);
-- 
1.7.9.5

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