be2net: disable TX in be_close()

be_close() followed by be_clear() is called as a part of cleanup in the
EEH/AER flow.  This patch stops TX in be_close() before cleaning/freeing
up the TX queues in be_clear(). This prevents be_xmit() from being called
while TX queues no longer exist.

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 792d8383e8d6..a444110b060f 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2559,6 +2559,7 @@ static int be_close(struct net_device *netdev)
          * all tx skbs are freed.
          */
         be_tx_compl_clean(adapter);
+        netif_tx_disable(netdev);
 
         be_rx_qs_destroy(adapter);
 
@@ -2667,6 +2668,7 @@ static int be_open(struct net_device *netdev)
         if (!status)
                 be_link_status_update(adapter, link_status);
 
+        netif_tx_start_all_queues(netdev);
         be_roce_dev_open(adapter);
         return 0;
 err: