Since offset is zero, 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 <zhangshen...@cmss.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