Add a resource managed devm_mdiobus_alloc()/devm_mdiobus_free()
to automatically clean up MDIO bus alocations made by MDIO drivers,
thus leading to simplified MDIO drivers code.
Cc: Florian Fainelli <f.fainelli@xxxxxxxxx>[...]
Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx>
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c[...]
index 76f54b3..6412beb 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -69,6 +69,74 @@ struct mii_bus *mdiobus_alloc_size(size_t size)
+/**
+ * devm_mdiobus_free - Resource-managed mdiobus_free()
+ * @dev: Device this mii_bus belongs to
+ * @bus: the mii_bus associated with the device
+ *
+ * Free mii_bus allocated with devm_mdiobus_alloc().
+ */
+void devm_mdiobus_free(struct device *dev, struct mii_bus *bus)
+{
+ int rc;
+
+ rc = devres_release(dev, _devm_mdiobus_free,
+ devm_mdiobus_match, bus);