diff options
| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2007-03-27 18:55:52 -0300 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2007-04-25 22:28:23 -0700 |
| commit | d626f62b11e00c16e81e4308ab93d3f13551812a (patch) | |
| tree | fac4af6ced853755e12fc709d55f0c2bec51265d /drivers/isdn/i4l/isdn_ppp.c | |
| parent | [BLUETOOTH]: Introduce skb->data accessor methods for hci_{acl,event,sco}_hdr (diff) | |
| download | linux-dev-d626f62b11e00c16e81e4308ab93d3f13551812a.tar.xz linux-dev-d626f62b11e00c16e81e4308ab93d3f13551812a.zip | |
[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>
Diffstat (limited to 'drivers/isdn/i4l/isdn_ppp.c')
| -rw-r--r-- | drivers/isdn/i4l/isdn_ppp.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c index be915051cb2e..387392cb3d68 100644 --- a/drivers/isdn/i4l/isdn_ppp.c +++ b/drivers/isdn/i4l/isdn_ppp.c @@ -1100,7 +1100,8 @@ isdn_ppp_push_higher(isdn_net_dev * net_dev, isdn_net_local * lp, struct sk_buff goto drop_packet; } skb_put(skb, skb_old->len + 128); - memcpy(skb->data, skb_old->data, skb_old->len); + skb_copy_from_linear_data(skb_old, skb->data, + skb_old->len); if (net_dev->local->ppp_slot < 0) { printk(KERN_ERR "%s: net_dev->local->ppp_slot(%d) out of range\n", __FUNCTION__, net_dev->local->ppp_slot); @@ -1902,7 +1903,9 @@ void isdn_ppp_mp_reassembly( isdn_net_dev * net_dev, isdn_net_local * lp, while( from != to ) { unsigned int len = from->len - MP_HEADER_LEN; - memcpy(skb_put(skb,len), from->data+MP_HEADER_LEN, len); + skb_copy_from_linear_data_offset(from, MP_HEADER_LEN, + skb_put(skb,len), + len); frag = from->next; isdn_ppp_mp_free_skb(mp, from); from = frag; |