i40e: check asq alive before notify

Driver needs to make sure the send queue is alive before
trying to use it.

Chagne-Id: I9bd1f6159c45c98e63f562e3a8dfb57edfe50e13
Signed-off-by: Anjali Singhai Jain <[email protected]>
Signed-off-by: Jesse Brandeburg <[email protected]>
Tested-by: Kavindya Deegala <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index c97fc0c9aa1faf0922a40802854d562f93ae6cfc..fd24ee47144f8daab799a478c91e9f6da7e982a3 100644 (file)
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -4776,7 +4776,8 @@ static int i40e_prep_for_reset(struct i40e_pf *pf)
 
        dev_info(&pf->pdev->dev, "Tearing down internal switch for reset\n");
 
-       i40e_vc_notify_reset(pf);
+       if (i40e_check_asq_alive(hw))
+               i40e_vc_notify_reset(pf);
 
        /* quiesce the VSIs and their queues that are not already DOWN */
        i40e_pf_quiesce_all_vsi(pf);