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>
diff --git a/drivers/net/phy/mdio-octeon.c b/drivers/net/phy/mdio-octeon.c
index fcf4e4d..0d5da13 100644
--- a/drivers/net/phy/mdio-octeon.c
+++ b/drivers/net/phy/mdio-octeon.c
@@ -268,12 +268,13 @@
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 @@
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 @@
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 @@
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;