ibmvnic: Validate napi exist before disabling them
Validate that the napi structs exist before trying to disable them
at driver close.
Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 115f2169..5a916a2 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -729,8 +729,10 @@ static int ibmvnic_close(struct net_device *netdev)
adapter->closing = true;
disable_sub_crqs(adapter);
- for (i = 0; i < adapter->req_rx_queues; i++)
- napi_disable(&adapter->napi[i]);
+ if (adapter->napi) {
+ for (i = 0; i < adapter->req_rx_queues; i++)
+ napi_disable(&adapter->napi[i]);
+ }
if (!adapter->failover)
netif_tx_stop_all_queues(netdev);