driver core fixes: device_register() retval check in platform.c

Check the return value of device_register() in platform_bus_init().

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Cornelia Huck 2006-11-27 10:35:08 +01:00 committed by Greg Kroah-Hartman
parent cb360bbf63
commit fbfb144553
1 changed files with 9 additions and 2 deletions

View File

@ -611,8 +611,15 @@ EXPORT_SYMBOL_GPL(platform_bus_type);
int __init platform_bus_init(void)
{
device_register(&platform_bus);
return bus_register(&platform_bus_type);
int error;
error = device_register(&platform_bus);
if (error)
return error;
error = bus_register(&platform_bus_type);
if (error)
device_unregister(&platform_bus);
return error;
}
#ifndef ARCH_HAS_DMA_GET_REQUIRED_MASK