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[PATCH] I2C: Make i2c_add_driver automatically set the proper module owner 

This prevents i2c drivers from messing up and forgetting to set the
module owner of their driver.  It also reduces the size of their drivers
by one line :)

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Jean Delvare <khali@linux-fr.org>
wifi-calibration
Greg Kroah-Hartman 2005-12-06 15:33:15 -08:00
parent e1c489b0e4
commit de59cf9ed4
2 changed files with 9 additions and 3 deletions
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5
drivers/i2c/i2c-core.c
View File

@ -287,7 +287,7 @@ int i2c_del_adapter(struct i2c_adapter *adap)
* chips.
*/
int i2c_add_driver(struct i2c_driver *driver)
int i2c_register_driver(struct module *owner, struct i2c_driver *driver)
{
struct list_head *item;
struct i2c_adapter *adapter;
@ -296,6 +296,7 @@ int i2c_add_driver(struct i2c_driver *driver)
down(&core_lists);
/* add the driver to the list of i2c drivers in the driver core */
driver->driver.owner = owner;
driver->driver.bus = &i2c_bus_type;
driver->driver.probe = i2c_device_probe;
driver->driver.remove = i2c_device_remove;
@ -319,6 +320,7 @@ int i2c_add_driver(struct i2c_driver *driver)
up(&core_lists);
return res;
}
EXPORT_SYMBOL(i2c_register_driver);
int i2c_del_driver(struct i2c_driver *driver)
{
@ -1132,7 +1134,6 @@ EXPORT_SYMBOL_GPL(i2c_bus_type);
EXPORT_SYMBOL(i2c_add_adapter);
EXPORT_SYMBOL(i2c_del_adapter);
EXPORT_SYMBOL(i2c_add_driver);
EXPORT_SYMBOL(i2c_del_driver);
EXPORT_SYMBOL(i2c_attach_client);
EXPORT_SYMBOL(i2c_detach_client);

7
include/linux/i2c.h
View File

@ -291,9 +291,14 @@ struct i2c_client_address_data {
extern int i2c_add_adapter(struct i2c_adapter *);
extern int i2c_del_adapter(struct i2c_adapter *);
extern int i2c_add_driver(struct i2c_driver *);
extern int i2c_register_driver(struct module *, struct i2c_driver *);
extern int i2c_del_driver(struct i2c_driver *);
static inline int i2c_add_driver(struct i2c_driver *driver)
{
return i2c_register_driver(THIS_MODULE, driver);
}
extern int i2c_attach_client(struct i2c_client *);
extern int i2c_detach_client(struct i2c_client *);