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Commit d352c0e1 authored by Thierry Reding's avatar Thierry Reding Committed by Dmitry Torokhov
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Input: sparcspkr - use platform_register/unregister_drivers() 



These new helpers simplify implementing multi-driver modules and
properly handle failure to register one driver by unregistering all
previously registered drivers.

Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent 0eea5050

drivers/input/misc/sparcspkr.c

+7 −11
Original line number Diff line number Diff line
@@ -345,23 +345,19 @@ static struct platform_driver grover_beep_driver = { 
	.shutdown	= sparcspkr_shutdown,

};



static struct platform_driver * const drivers[] = {

	&bbc_beep_driver,

	&grover_beep_driver,

};



static int __init sparcspkr_init(void)

{

	int err = platform_driver_register(&bbc_beep_driver);



	if (!err) {

		err = platform_driver_register(&grover_beep_driver);

		if (err)

			platform_driver_unregister(&bbc_beep_driver);

	}



	return err;

	return platform_register_drivers(drivers, ARRAY_SIZE(drivers));

}



static void __exit sparcspkr_exit(void)

{

	platform_driver_unregister(&bbc_beep_driver);

	platform_driver_unregister(&grover_beep_driver);

	platform_unregister_drivers(drivers, ARRAY_SIZE(drivers));

}



module_init(sparcspkr_init);