netdev - [net-next 4/4] wireless: use reset to set mac header

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Message-Id: <1456824458-19499-5-git-send-email-zhangshengju@cmss.chinamobile.com>
Date:	Tue,  1 Mar 2016 09:27:38 +0000
From:	Zhang Shengju <zhangshengju@...s.chinamobile.com>
To:	davem@...emloft.net, kvalo@...eaurora.org,
	johannes@...solutions.net, netdev@...r.kernel.org
Subject: [net-next 4/4] wireless: use reset to set mac header

Since offset is zeor, it's not necessary to use set function. Reset
function is straightforward, and will remove the unnecessary add
operation in set function.

Signed-off-by: Zhang Shengju <zhangshengju@...s.chinamobile.com>
---
 net/wireless/util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/wireless/util.c b/net/wireless/util.c
index 9277042..7d26eac 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -636,7 +636,7 @@ int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr,
 	/* Update skb pointers to various headers since this modified frame
 	 * is going to go through Linux networking code that may potentially
 	 * need things like pointer to IP header. */
-	skb_set_mac_header(skb, 0);
+	skb_reset_mac_header(skb);
 	skb_set_network_header(skb, nh_pos);
 	skb_set_transport_header(skb, h_pos);
 
-- 
1.8.3.1