[SK_BUFF]: Introduce skb_copy_from_linear_data{_offset}

To clearly state the intent of copying from 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@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/arch/ia64/sn/kernel/xpnet.c b/arch/ia64/sn/kernel/xpnet.c
index 98d79142f32b..9fc02654f0f5 100644
--- a/arch/ia64/sn/kernel/xpnet.c
+++ b/arch/ia64/sn/kernel/xpnet.c
@@ -566,7 +566,8 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
                         msg->version = XPNET_VERSION_EMBED;
                         dev_dbg(xpnet, "calling memcpy(0x%p, 0x%p, 0x%lx)\n",
                                 &msg->data, skb->data, (size_t) embedded_bytes);
-                        memcpy(&msg->data, skb->data, (size_t) embedded_bytes);
+                        skb_copy_from_linear_data(skb, &msg->data,
+                                                  (size_t)embedded_bytes);
                 } else {
                         msg->version = XPNET_VERSION;
                 }