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 <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 792d8383e8d6d2178df42d445b3dec0c262445c0..a444110b060fd74361759be2f9f3a25a4f0fe095 100644 (file)
--- 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: