diff options
| -rw-r--r-- | drivers/net/ethernet/broadcom/bcmsysport.c | 11 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bcmsysport.h | 2 |
2 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 744ed6ddaf37..31bb2c3696ec 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -1752,6 +1752,10 @@ static int bcm_sysport_probe(struct platform_device *pdev) if (of_property_read_u32(dn, "systemport,num-rxq", &rxq)) rxq = 1; + /* Sanity check the number of transmit queues */ + if (!txq || txq > TDMA_NUM_RINGS) + return -EINVAL; + dev = alloc_etherdev_mqs(sizeof(*priv), txq, rxq); if (!dev) return -ENOMEM; @@ -1759,6 +1763,13 @@ static int bcm_sysport_probe(struct platform_device *pdev) /* Initialize private members */ priv = netdev_priv(dev); + /* Allocate number of TX rings */ + priv->tx_rings = devm_kcalloc(&pdev->dev, txq, + sizeof(struct bcm_sysport_tx_ring), + GFP_KERNEL); + if (!priv->tx_rings) + return -ENOMEM; + priv->irq0 = platform_get_irq(pdev, 0); priv->irq1 = platform_get_irq(pdev, 1); priv->wol_irq = platform_get_irq(pdev, 2); diff --git a/drivers/net/ethernet/broadcom/bcmsysport.h b/drivers/net/ethernet/broadcom/bcmsysport.h index 1c82e3da69a7..f051356b0274 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.h +++ b/drivers/net/ethernet/broadcom/bcmsysport.h @@ -659,7 +659,7 @@ struct bcm_sysport_priv { int wol_irq; /* Transmit rings */ - struct bcm_sysport_tx_ring tx_rings[TDMA_NUM_RINGS]; + struct bcm_sysport_tx_ring *tx_rings; /* Receive queue */ void __iomem *rx_bds; |