[PATCH net-next 04/11] dsa: skb_put_zero() used to optimize code

[yuan linyu]

From: yuan linyu <linyu.y...@alcatel-sbell.com.cn>

Signed-off-by: yuan linyu <linyu.y...@alcatel-sbell.com.cn>
---
 net/dsa/tag_trailer.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/dsa/tag_trailer.c b/net/dsa/tag_trailer.c
index 172f131..b09e562 100644
--- a/net/dsa/tag_trailer.c
+++ b/net/dsa/tag_trailer.c
@@ -43,8 +43,7 @@ static struct sk_buff *trailer_xmit(struct sk_buff *skb, 
struct net_device *dev)
        kfree_skb(skb);
 
        if (padlen) {
-               u8 *pad = skb_put(nskb, padlen);
-               memset(pad, 0, padlen);
+               skb_put_zero(nskb, padlen);
        }
 
        trailer = skb_put(nskb, 4);
-- 
2.7.4