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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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4
drivers/net/wireless/hostap/hostap_ap.c
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@ -1277,8 +1277,8 @@ static char * ap_auth_make_challenge(struct ap_data *ap)
return NULL;
}
memcpy(tmpbuf, skb->data + ap->crypt->extra_mpdu_prefix_len,
WLAN_AUTH_CHALLENGE_LEN);
skb_copy_from_linear_data_offset(skb, ap->crypt->extra_mpdu_prefix_len,
tmpbuf, WLAN_AUTH_CHALLENGE_LEN);
dev_kfree_skb(skb);
return tmpbuf;