[SK_BUFF]: Introduce skb_copy_from_linear_data{_offset}

[mirror_ubuntu-artful-kernel.git] / drivers / net / wireless / hostap / hostap_hw.c

diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index 9003ff7d151af839113e935487e5cbf0e6165bd7..fb01fb95a9f041e285a9cfa48a41d5bc4b67657e 100644 (file)
--- a/drivers/net/wireless/hostap/hostap_hw.c
+++ b/drivers/net/wireless/hostap/hostap_hw.c
@@ -1838,13 +1838,14 @@ static int prism2_tx_80211(struct sk_buff *skb, struct net_device *dev)
 
        /* skb->data starts with txdesc->frame_control */
        hdr_len = 24;
-       memcpy(&txdesc.frame_control, skb->data, hdr_len);
+       skb_copy_from_linear_data(skb, &txdesc.frame_control, hdr_len);
        fc = le16_to_cpu(txdesc.frame_control);
        if (WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA &&
            (fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS) &&
            skb->len >= 30) {
                /* Addr4 */
-               memcpy(txdesc.addr4, skb->data + hdr_len, ETH_ALEN);
+               skb_copy_from_linear_data_offset(skb, hdr_len, txdesc.addr4,
+                                                ETH_ALEN);
                hdr_len += ETH_ALEN;
        }