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[SK_BUFF]: Introduce skb_copy_to_linear_data{_offset}

Browse source 
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 <[email protected]>
This commit is contained in:
Arnaldo Carvalho de Melo 2007-03-31 11:55:19 -03:00 • committed by David S. Miller
commit 27d7ff46a3
63 changed files with 185 additions and 127 deletions
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2
net/irda/irttp.c
View file

@ -256,7 +256,7 @@ static struct sk_buff *irttp_reassemble_skb(struct tsap_cb *self)
* Copy all fragments to a new buffer
*/
while ((frag = skb_dequeue(&self->rx_fragments)) != NULL) {
memcpy(skb->data+n, frag->data, frag->len);
skb_copy_to_linear_data_offset(skb, n, frag->data, frag->len);
n += frag->len;
dev_kfree_skb(frag);

3
net/irda/wrapper.c
View file

@ -239,7 +239,8 @@ async_bump(struct net_device *dev,
if(docopy) {
/* Copy data without CRC (lenght already checked) */
memcpy(newskb->data, rx_buff->data, rx_buff->len - 2);
skb_copy_to_linear_data(newskb, rx_buff->data,
rx_buff->len - 2);
/* Deliver this skb */
dataskb = newskb;
} else {