[SK_BUFF]: Introduce skb_copy_to_linear_data{_offset}

[net-next-2.6.git] / drivers / net / irda / mcs7780.c

diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index f0c61f3b2a82e992fee61cdf664dd2d42e62cfdc..54d1d543c92c9b35991edbc310bcceada43f290c 100644 (file)
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -353,7 +353,7 @@ static unsigned mcs_wrap_fir_skb(const struct sk_buff *skb, __u8 *buf)
        buf[0] = len & 0xff;
        buf[1] = (len >> 8) & 0xff;
        /* copy the data into the tx buffer. */
-       memcpy(buf+2, skb->data, skb->len);
+       skb_copy_from_linear_data(skb, buf + 2, skb->len);
        /* put the fcs in the last four bytes in little endian order. */
        buf[len - 4] = fcs & 0xff;
        buf[len - 3] = (fcs >> 8) & 0xff;
@@ -377,7 +377,7 @@ static unsigned mcs_wrap_mir_skb(const struct sk_buff *skb, __u8 *buf)
        buf[0] = len & 0xff;
        buf[1] = (len >> 8) & 0xff;
        /* copy the data */
-       memcpy(buf+2, skb->data, skb->len);
+       skb_copy_from_linear_data(skb, buf + 2, skb->len);
        /* put the fcs in last two bytes in little endian order. */
        buf[len - 2] = fcs & 0xff;
        buf[len - 1] = (fcs >> 8) & 0xff;
@@ -426,9 +426,9 @@ static void mcs_unwrap_mir(struct mcs_cb *mcs, __u8 *buf, int len)
        }
 
        skb_reserve(skb, 1);
-       memcpy(skb->data, buf, new_len);
+       skb_copy_to_linear_data(skb, buf, new_len);
        skb_put(skb, new_len);
-       skb->mac.raw = skb->data;
+       skb_reset_mac_header(skb);
        skb->protocol = htons(ETH_P_IRDA);
        skb->dev = mcs->netdev;
 
@@ -479,9 +479,9 @@ static void mcs_unwrap_fir(struct mcs_cb *mcs, __u8 *buf, int len)
        }
 
        skb_reserve(skb, 1);
-       memcpy(skb->data, buf, new_len);
+       skb_copy_to_linear_data(skb, buf, new_len);
        skb_put(skb, new_len);
-       skb->mac.raw = skb->data;
+       skb_reset_mac_header(skb);
        skb->protocol = htons(ETH_P_IRDA);
        skb->dev = mcs->netdev;