[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/drivers/isdn/hysdn/hycapi.c b/drivers/isdn/hysdn/hycapi.c
index 4433ce0fca55..f85450146bdc 100644
--- a/drivers/isdn/hysdn/hycapi.c
+++ b/drivers/isdn/hysdn/hycapi.c
@@ -399,7 +399,8 @@ static u16 hycapi_send_message(struct capi_ctr *ctrl, struct sk_buff *skb)
                         if (_len > 22) {
                                 _len2 = _len - 22;
                                 skb_copy_from_linear_data(skb, msghead, 22);
-                                memcpy(skb->data + _len2, msghead, 22);
+                                skb_copy_to_linear_data_offset(skb, _len2,
+                                                               msghead, 22);
                                 skb_pull(skb, _len2);
                                 CAPIMSG_SETLEN(skb->data, 22);
                                 retval = capilib_data_b3_req(&cinfo->ncci_head,