diff options
| author | xypron.glpk@gmx.de <xypron.glpk@gmx.de> | 2016-07-31 11:24:29 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-08-01 23:32:51 +0300 |
| commit | 323b15b997f3d07bb0dbc8906c7831b8f54f32f1 (patch) | |
| tree | 5ae5289225662ab846b327a9061a5710af42e085 | |
| parent | fb160ebd512c505e8d3a18b4f877c7edd24acb49 (diff) | |
| download | linux-323b15b997f3d07bb0dbc8906c7831b8f54f32f1.tar.xz | |
net: bcm63xx: avoid possible null pointer dereference
If dev_get_platdata has failed pd is null.
Do not dereference a null pointer.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/broadcom/bcm63xx_enet.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c index 87c6b5bdd616..6c8bc5fadac7 100644 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c @@ -1859,7 +1859,7 @@ static int bcm_enet_probe(struct platform_device *pdev) } else { /* run platform code to initialize PHY device */ - if (pd->mii_config && + if (pd && pd->mii_config && pd->mii_config(dev, 1, bcm_enet_mdio_read_mii, bcm_enet_mdio_write_mii)) { dev_err(&pdev->dev, "unable to configure mdio bus\n"); |