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phylib: introduce mdiobus_alloc_size()

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Introduce function mdiobus_alloc_size() as an alternative to mdiobus_alloc().
Most callers of mdiobus_alloc() also allocate a private data structure, and
then manually point bus->priv to this object.  mdiobus_alloc_size()
combines the two operations into one, which simplifies memory management.

The original mdiobus_alloc() now just calls mdiobus_alloc_size(0).

Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Timur Tabi
2012-01-12 15:23:04 -08:00
committed by David S. Miller
parent 1398eee082
commit eb8a54a78e
2 changed files with 25 additions and 6 deletions
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7
include/linux/phy.h
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@@ -129,7 +129,12 @@ struct mii_bus {
};
#define to_mii_bus(d) container_of(d, struct mii_bus, dev)
struct mii_bus *mdiobus_alloc(void);
struct mii_bus *mdiobus_alloc_size(size_t);
static inline struct mii_bus *mdiobus_alloc(void)
{
return mdiobus_alloc_size(0);
}
int mdiobus_register(struct mii_bus *bus);
void mdiobus_unregister(struct mii_bus *bus);
void mdiobus_free(struct mii_bus *bus);