Message ID | 20171009223841.2557-11-jeffrey.t.kirsher@intel.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Series | 40GbE Intel Wired LAN Driver Updates 2017-10-09 | expand |
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 83727906a386..125dcd1d2233 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -306,6 +306,10 @@ static void i40e_config_irq_link_list(struct i40e_vf *vf, u16 vsi_id, next_q = find_first_bit(&linklistmap, (I40E_MAX_VSI_QP * I40E_VIRTCHNL_SUPPORTED_QTYPES)); + if (unlikely(next_q == (I40E_MAX_VSI_QP * + I40E_VIRTCHNL_SUPPORTED_QTYPES))) + goto irq_list_done; + vsi_queue_id = next_q / I40E_VIRTCHNL_SUPPORTED_QTYPES; qtype = next_q % I40E_VIRTCHNL_SUPPORTED_QTYPES; pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_id, vsi_queue_id);