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[SK_BUFF]: Introduce skb_copy_from_linear_data{_offset}

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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>
This commit is contained in:
Arnaldo Carvalho de Melo
2007-03-27 18:55:52 -03:00
committed by David S. Miller
parent 2a123b86e2
commit d626f62b11
133 changed files with 321 additions and 230 deletions
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6
net/ieee80211/ieee80211_rx.c
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@@ -606,12 +606,12 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
if (frag == 0) {
/* copy first fragment (including full headers) into
* beginning of the fragment cache skb */
memcpy(skb_put(frag_skb, flen), skb->data, flen);
skb_copy_from_linear_data(skb, skb_put(frag_skb, flen), flen);
} else {
/* append frame payload to the end of the fragment
* cache skb */
memcpy(skb_put(frag_skb, flen), skb->data + hdrlen,
flen);
skb_copy_from_linear_data_offset(skb, hdrlen,
skb_put(frag_skb, flen), flen);
}
dev_kfree_skb_any(skb);
skb = NULL;