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phy: mdio-octeon: Use devm_mdiobus_alloc_size() 

Rather than use devm_kzalloc(), use the mdio helper function.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2016-01-06 20:11:14 +01:00 committed by David S. Miller
parent 2220943a21
commit 35d2aeac98
1 changed files with 5 additions and 7 deletions
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12
drivers/net/phy/mdio-octeon.c
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@ -268,12 +268,13 @@ static int octeon_mdiobus_write(struct mii_bus *bus, int phy_id,
static int octeon_mdiobus_probe(struct platform_device *pdev)
{
struct octeon_mdiobus *bus;
struct mii_bus *mii_bus;
struct resource *res_mem;
union cvmx_smix_en smi_en;
int err = -ENOENT;
bus = devm_kzalloc(&pdev->dev, sizeof(*bus), GFP_KERNEL);
if (!bus)
mii_bus = devm_mdiobus_alloc_size(&pdev->dev, sizeof(*bus));
if (!mii_bus)
return -ENOMEM;
res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@ -282,6 +283,8 @@ static int octeon_mdiobus_probe(struct platform_device *pdev)
return -ENXIO;
}
bus = mii_bus->priv;
bus->mii_bus = mii_bus;
bus->mdio_phys = res_mem->start;
bus->regsize = resource_size(res_mem);
@ -298,10 +301,6 @@ static int octeon_mdiobus_probe(struct platform_device *pdev)
return -ENOMEM;
}
bus->mii_bus = mdiobus_alloc();
if (!bus->mii_bus)
goto fail;
smi_en.u64 = 0;
smi_en.s.en = 1;
oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
@ -326,7 +325,6 @@ static int octeon_mdiobus_probe(struct platform_device *pdev)
return 0;
fail_register:
mdiobus_free(bus->mii_bus);
fail:
smi_en.u64 = 0;
oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
return err;