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path: root/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
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Diffstat (limited to 'target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c')
-rw-r--r--target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
index a129a6f291..9df27ff1a9 100644
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
@@ -1124,6 +1124,9 @@ static int ag71xx_probe(struct platform_device *pdev)
goto err_out;
}
+ if (!pdata->max_frame_len || !pdata->desc_pktlen_mask)
+ return -EINVAL;
+
SET_NETDEV_DEV(dev, &pdev->dev);
ag = netdev_priv(dev);
@@ -1169,8 +1172,8 @@ static int ag71xx_probe(struct platform_device *pdev)
ag->tx_ring.size = AG71XX_TX_RING_SIZE_DEFAULT;
ag->rx_ring.size = AG71XX_RX_RING_SIZE_DEFAULT;
- ag->max_frame_len = AG71XX_TX_MTU_LEN;
- ag->desc_pktlen_mask = DESC_PKTLEN_MASK;
+ ag->max_frame_len = pdata->max_frame_len;
+ ag->desc_pktlen_mask = pdata->desc_pktlen_mask;
ag->stop_desc = dma_alloc_coherent(NULL,
sizeof(struct ag71xx_desc), &ag->stop_desc_dma, GFP_KERNEL);