e1000e: remove redundant if clause from PTP work

tx_hwtstamp_skb is always set before work is scheduled,
work is cancelled before tx_hwtstamp_skb is set to NULL.
PTP work cannot ever see tx_hwtstamp_skb set to NULL.

Signed-off-by: Jakub Kicinski <kubakici@wp.pl>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index b8d252f..f1cce59 100644 (file)
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -1148,9 +1148,6 @@ static void e1000e_tx_hwtstamp_work(struct work_struct *work)
                                                     tx_hwtstamp_work);
        struct e1000_hw *hw = &adapter->hw;
 
-       if (!adapter->tx_hwtstamp_skb)
-               return;
-
        if (er32(TSYNCTXCTL) & E1000_TSYNCTXCTL_VALID) {
                struct skb_shared_hwtstamps shhwtstamps;
                u64 txstmp;