netiucv: invalid return code from hard_start_xmit

Avoid kernel warning by using the correct hard_start_xmit return
code NETDEV_TX_BUSY for skb requeuing.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 1ba4509435f8fbfc2f021eea0575956ae1068906..be716e45f7acddcddae29f694252177a89c2eb9b 100644 (file)
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -1312,7 +1312,7 @@ static int netiucv_tx(struct sk_buff *skb, struct net_device *dev)
 
        if (netiucv_test_and_set_busy(dev)) {
                IUCV_DBF_TEXT(data, 2, "EBUSY from netiucv_tx\n");
-               return -EBUSY;
+               return NETDEV_TX_BUSY;
        }
        dev->trans_start = jiffies;
        rc = netiucv_transmit_skb(privptr->conn, skb) != 0;