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authorArnaldo Carvalho de Melo <acme@ghostprotocols.net>2007-03-31 16:55:19 +0200
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-26 07:28:29 +0200
commit27d7ff46a3498d3debc6ba68fb8014c702b81170 (patch)
treeb5a0c617cf8339524d3b1f1633e08eae7b94cf86 /net/ieee80211
parent[NET]: Fix warnings in 3c523.c and ni52.c (diff)
downloadlinux-27d7ff46a3498d3debc6ba68fb8014c702b81170.tar.xz
linux-27d7ff46a3498d3debc6ba68fb8014c702b81170.zip
[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>
Diffstat (limited to 'net/ieee80211')
-rw-r--r--net/ieee80211/ieee80211_rx.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c
index 94e2b8e2ab26..6ae036b1920f 100644
--- a/net/ieee80211/ieee80211_rx.c
+++ b/net/ieee80211/ieee80211_rx.c
@@ -759,8 +759,9 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
IEEE80211_FCTL_TODS) && skb->len >= ETH_HLEN + ETH_ALEN) {
/* Non-standard frame: get addr4 from its bogus location after
* the payload */
- memcpy(skb->data + ETH_ALEN,
- skb->data + skb->len - ETH_ALEN, ETH_ALEN);
+ skb_copy_to_linear_data_offset(skb, ETH_ALEN,
+ skb->data + skb->len - ETH_ALEN,
+ ETH_ALEN);
skb_trim(skb, skb->len - ETH_ALEN);
}
#endif