[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, 3 insertions, 1 deletions

diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index d287c5755229..d3e2c5f90a26 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -396,7 +396,9 @@ static void usbatm_extract_one_cell(struct usbatm_data *instance, unsigned char
                         goto out;       /* atm_charge increments rx_drop */
                 }
 
-                memcpy(skb->data, skb_tail_pointer(sarb) - pdu_length, length);
+                skb_copy_to_linear_data(skb,
+                                        skb_tail_pointer(sarb) - pdu_length,
+                                        length);
                 __skb_put(skb, length);
 
                 vdbg("%s: sending skb 0x%p, skb->len %u, skb->truesize %u",