igb[v],ixgbe: don't use flush_scheduled_work()

All three drivers use flush_scheduled_work() similarly during driver
detach.  Replace it with explicit cancels.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: e1000-devel@lists.sourceforge.net
Cc: netdev@vger.kernel.org

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index 8dbde2397c10..4fb023bce785 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -2825,13 +2825,14 @@ static void __devexit igbvf_remove(struct pci_dev *pdev)
         struct e1000_hw *hw = &adapter->hw;
 
         /*
-         * flush_scheduled work may reschedule our watchdog task, so
-         * explicitly disable watchdog tasks from being rescheduled
+         * The watchdog timer may be rescheduled, so explicitly
+         * disable it from being rescheduled.
          */
         set_bit(__IGBVF_DOWN, &adapter->state);
         del_timer_sync(&adapter->watchdog_timer);
 
-        flush_scheduled_work();
+        cancel_work_sync(&adapter->reset_task);
+        cancel_work_sync(&adapter->watchdog_task);
 
         unregister_netdev(netdev);