[SK_BUFF]: Introduce skb_copy_to_linear_data{_offset}

To clearly state the intent of copying to linear sk_buffs, _offset being a
overly long variant but interesting for the sake of saving some bytes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 8b45224699f4..fd70d041e51f 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -149,7 +149,8 @@ int nf_bridge_copy_header(struct sk_buff *skb)
         if (err)
                 return err;
 
-        memcpy(skb->data - header_size, skb->nf_bridge->data, header_size);
+        skb_copy_to_linear_data_offset(skb, -header_size,
+                                       skb->nf_bridge->data, header_size);
 
         if (skb->protocol == htons(ETH_P_8021Q))
                 __skb_push(skb, VLAN_HLEN);