forked from Minki/linux
staging/comedi: use comedi_usb_driver_(un)register for init/deinit
Instead of coding calling comedi_driver_(un)register and usb_(de)register directly we can use the comedi_usb_driver_(un)register wrapper. This removes some boilerplate and is less error prone. Signed-off-by: Peter Huewe <peterhuewe@gmx.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
e49ee36d24
commit
ae59ecfd3f
@ -1133,7 +1133,7 @@ static struct comedi_driver dt9812_comedi_driver = {
|
||||
|
||||
static int __init usb_dt9812_init(void)
|
||||
{
|
||||
int result, i;
|
||||
int i;
|
||||
|
||||
/* Initialize all driver slots */
|
||||
for (i = 0; i < DT9812_NUM_SLOTS; i++) {
|
||||
@ -1144,30 +1144,13 @@ static int __init usb_dt9812_init(void)
|
||||
}
|
||||
dt9812[12].serial = 0x0;
|
||||
|
||||
/* register with the USB subsystem */
|
||||
result = usb_register(&dt9812_usb_driver);
|
||||
if (result) {
|
||||
pr_err("usb_register failed. Error number %d\n", result);
|
||||
return result;
|
||||
}
|
||||
/* register with comedi */
|
||||
result = comedi_driver_register(&dt9812_comedi_driver);
|
||||
if (result) {
|
||||
usb_deregister(&dt9812_usb_driver);
|
||||
pr_err("comedi_driver_register failed. Error number %d\n",
|
||||
result);
|
||||
}
|
||||
|
||||
return result;
|
||||
return comedi_usb_driver_register(&dt9812_comedi_driver,
|
||||
&dt9812_usb_driver);
|
||||
}
|
||||
|
||||
static void __exit usb_dt9812_exit(void)
|
||||
{
|
||||
/* unregister with comedi */
|
||||
comedi_driver_unregister(&dt9812_comedi_driver);
|
||||
|
||||
/* deregister this driver with the USB subsystem */
|
||||
usb_deregister(&dt9812_usb_driver);
|
||||
comedi_usb_driver_unregister(&dt9812_comedi_driver, &dt9812_usb_driver);
|
||||
}
|
||||
|
||||
module_init(usb_dt9812_init);
|
||||
|
Loading…
Reference in New Issue
Block a user