vxlan: use reset to set header pointers

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 <zhangshengju@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zhang Shengju 2016-03-03 01:16:54 +00:00 committed by David S. Miller
parent 94f7153e41
commit 6297b91c7f

View file

@ -1460,7 +1460,7 @@ static struct sk_buff *vxlan_na_create(struct sk_buff *request,
reply->dev = dev;
skb_reserve(reply, LL_RESERVED_SPACE(request->dev));
skb_push(reply, sizeof(struct ethhdr));
skb_set_mac_header(reply, 0);
skb_reset_mac_header(reply);
ns = (struct nd_msg *)skb_transport_header(request);
@ -1480,7 +1480,7 @@ static struct sk_buff *vxlan_na_create(struct sk_buff *request,
reply->protocol = htons(ETH_P_IPV6);
skb_pull(reply, sizeof(struct ethhdr));
skb_set_network_header(reply, 0);
skb_reset_network_header(reply);
skb_put(reply, sizeof(struct ipv6hdr));
/* IPv6 header */
@ -1495,7 +1495,7 @@ static struct sk_buff *vxlan_na_create(struct sk_buff *request,
pip6->saddr = *(struct in6_addr *)n->primary_key;
skb_pull(reply, sizeof(struct ipv6hdr));
skb_set_transport_header(reply, 0);
skb_reset_transport_header(reply);
na = (struct nd_msg *)skb_put(reply, sizeof(*na) + na_olen);