Access to fp->tx_bp_prod is protected by __netif_tx_lock,
smp_mb() is not needed for that.
Signed-off-by: NStanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: NEilon Greenstein <eilong@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>