From: Netanel Belgazal <neta...@amazon.com>
Starting with driver version 1.5.0, in case of a surprise device
unplug, there is a race caused by invoking ena_destroy_device()
from two different places. As a result, the readless register might
be accessed after it was destroyed.
Signed-off-by: Netanel Belgazal <neta...@amazon.com>
---
drivers/net/ethernet/amazon/ena/ena_netdev.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c
b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index c673ac2df65b..170830b807fe 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -3409,12 +3409,12 @@ static void ena_remove(struct pci_dev *pdev)
netdev->rx_cpu_rmap = NULL;
}
#endif /* CONFIG_RFS_ACCEL */
-
- unregister_netdev(netdev);
del_timer_sync(&adapter->timer_service);
cancel_work_sync(&adapter->reset_task);
+ unregister_netdev(netdev);
+
/* Reset the device only if the device is running. */
if (test_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags))
ena_com_dev_reset(ena_dev, adapter->reset_reason);
--
2.15.2.AMZN
