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Input: gameport core - handle errors returned by device_bind_driver() 

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2006-10-12 01:06:34 -04:00
parent 0a66045bcf
commit 23de1510e2
1 changed files with 16 additions and 2 deletions
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18
drivers/input/gameport/gameport.c
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@ -191,6 +191,8 @@ static void gameport_run_poll_handler(unsigned long d)
static void gameport_bind_driver(struct gameport *gameport, struct gameport_driver *drv) static void gameport_bind_driver(struct gameport *gameport, struct gameport_driver *drv)
{ {
int error;
down_write(&gameport_bus.subsys.rwsem); down_write(&gameport_bus.subsys.rwsem);
gameport->dev.driver = &drv->driver; gameport->dev.driver = &drv->driver;
@ -198,8 +200,20 @@ static void gameport_bind_driver(struct gameport *gameport, struct gameport_driv
gameport->dev.driver = NULL; gameport->dev.driver = NULL;
goto out; goto out;
} }
device_bind_driver(&gameport->dev);
out: error = device_bind_driver(&gameport->dev);
if (error) {
printk(KERN_WARNING
"gameport: device_bind_driver() failed "
"for %s (%s) and %s, error: %d\n",
gameport->phys, gameport->name,
drv->description, error);
drv->disconnect(gameport);
gameport->dev.driver = NULL;
goto out;
}
out:
up_write(&gameport_bus.subsys.rwsem); up_write(&gameport_bus.subsys.rwsem);
} }