[SK_BUFF]: Convert skb->tail to sk_buff_data_t

[net-next-2.6.git] / drivers / s390 / net / netiucv.c

diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 82edf2014402a8fbadf0249aec259c600a5e666b..cd42bd54988cd9645de2fcc902e8ea5274b80e14 100644 (file)
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -689,7 +689,8 @@ static void conn_action_rx(fsm_instance *fi, int event, void *arg)
                               msg->length, conn->max_buffsize);
                return;
        }
-       conn->rx_buff->data = conn->rx_buff->tail = conn->rx_buff->head;
+       conn->rx_buff->data = conn->rx_buff->head;
+       skb_reset_tail_pointer(conn->rx_buff);
        conn->rx_buff->len = 0;
        rc = iucv_message_receive(conn->path, msg, 0, conn->rx_buff->data,
                                  msg->length, NULL);
@@ -735,7 +736,8 @@ static void conn_action_txdone(fsm_instance *fi, int event, void *arg)
                        }
                }
        }
-       conn->tx_buff->data = conn->tx_buff->tail = conn->tx_buff->head;
+       conn->tx_buff->data = conn->tx_buff->head;
+       skb_reset_tail_pointer(conn->tx_buff);
        conn->tx_buff->len = 0;
        spin_lock_irqsave(&conn->collect_lock, saveflags);
        while ((skb = skb_dequeue(&conn->collect_queue))) {
@@ -1164,8 +1166,8 @@ static int netiucv_transmit_skb(struct iucv_connection *conn,
                 * Copy the skb to a new allocated skb in lowmem only if the
                 * data is located above 2G in memory or tailroom is < 2.
                 */
-               unsigned long hi =
-                       ((unsigned long)(skb->tail + NETIUCV_HDRLEN)) >> 31;
+               unsigned long hi = ((unsigned long)(skb_tail_pointer(skb) +
+                                   NETIUCV_HDRLEN)) >> 31;
                int copied = 0;
                if (hi || (skb_tailroom(skb) < 2)) {
                        nskb = alloc_skb(skb->len + NETIUCV_HDRLEN +