diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index bf8da4869c0f..35b096ab2893 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -940,6 +940,7 @@ static void igb_configure_msix(struct igb_adapter *adapter) **/ static int igb_request_msix(struct igb_adapter *adapter) { + unsigned int num_q_vectors = adapter->num_q_vectors; struct net_device *netdev = adapter->netdev; int i, err = 0, vector = 0, free_vector = 0; @@ -948,7 +949,13 @@ static int igb_request_msix(struct igb_adapter *adapter) if (err) goto err_out; - for (i = 0; i < adapter->num_q_vectors; i++) { + if (num_q_vectors > MAX_Q_VECTORS) { + num_q_vectors = MAX_Q_VECTORS; + dev_warn(&adapter->pdev->dev, + "The number of queue vectors (%d) is higher than max allowed (%d)\n", + adapter->num_q_vectors, MAX_Q_VECTORS); + } + for (i = 0; i < num_q_vectors; i++) { struct igb_q_vector *q_vector = adapter->q_vector[i]; vector++;