[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/drivers/net/ppp_synctty.c b/drivers/net/ppp_synctty.c
index b6f0e9a25e26..5918fab38349 100644
--- a/drivers/net/ppp_synctty.c
+++ b/drivers/net/ppp_synctty.c
@@ -594,7 +594,8 @@ ppp_sync_txmunge(struct syncppp *ap, struct sk_buff *skb)
                                 return NULL;
                         }
                         skb_reserve(npkt,2);
-                        memcpy(skb_put(npkt,skb->len), skb->data, skb->len);
+                        skb_copy_from_linear_data(skb,
+                                      skb_put(npkt, skb->len), skb->len);
                         kfree_skb(skb);
                         skb = npkt;
                 }