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| author | Girish K.S <ks.giri@samsung.com> | 2015-01-15 10:41:47 +0900 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-01-15 19:01:10 -0500 |
| commit | 1c1832c7cd35db90b126a984685b44858ad63d01 (patch) | |
| tree | 47a4fcdd7514a9b1b575bbc6da383e1a111aa164 /drivers/net/ethernet/samsung | |
| parent | 01fbd3f55cca25a6f9a4764d73da55615398c393 (diff) | |
| download | linux-1c1832c7cd35db90b126a984685b44858ad63d01.tar.gz linux-1c1832c7cd35db90b126a984685b44858ad63d01.tar.bz2 linux-1c1832c7cd35db90b126a984685b44858ad63d01.zip | |
net: sxgbe: Fix NULL dereferece when using DT
When the MAC address is provided in the device tree file, the
condition is true and kernel crashes due to NULL dereference.
Signed-off-by: Girish K.S <ks.giri@samsung.com>
Signed-off-by: Byungho An <bh74.an@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/samsung')
| -rw-r--r-- | drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c index 866560ea9e18..b02eed12bfc5 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c @@ -108,10 +108,6 @@ static int sxgbe_platform_probe(struct platform_device *pdev) } } - /* Get MAC address if available (DT) */ - if (mac) - ether_addr_copy(priv->dev->dev_addr, mac); - priv = sxgbe_drv_probe(&(pdev->dev), plat_dat, addr); if (!priv) { pr_err("%s: main driver probe failed\n", __func__); @@ -125,6 +121,10 @@ static int sxgbe_platform_probe(struct platform_device *pdev) goto err_drv_remove; } + /* Get MAC address if available (DT) */ + if (mac) + ether_addr_copy(priv->dev->dev_addr, mac); + /* Get the TX/RX IRQ numbers */ for (i = 0, chan = 1; i < SXGBE_TX_QUEUES; i++) { priv->txq[i]->irq_no = irq_of_parse_and_map(node, chan++); |