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driver core fixes: bus_add_device() cleanup on error

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Correct cleanup in the error path of bus_add_device().

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 2006-09-22 11:37:08 +02:00 committed by Greg Kroah-Hartman
parent 1bb6881aca
commit 513e7337ad
1 changed files with 15 additions and 4 deletions
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19
drivers/base/bus.c
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@ -372,19 +372,30 @@ int bus_add_device(struct device * dev)
pr_debug("bus %s: add device %s\n", bus->name, dev->bus_id);
error = device_add_attrs(bus, dev);
if (error)
goto out;
goto out_put;
error = sysfs_create_link(&bus->devices.kobj,
&dev->kobj, dev->bus_id);
if (error)
goto out;
goto out_id;
error = sysfs_create_link(&dev->kobj,
&dev->bus->subsys.kset.kobj, "subsystem");
if (error)
goto out;
goto out_subsys;
error = sysfs_create_link(&dev->kobj,
&dev->bus->subsys.kset.kobj, "bus");
if (error)
goto out_deprecated;
}
out:
return 0;
out_deprecated:
sysfs_remove_link(&dev->kobj, "subsystem");
out_subsys:
sysfs_remove_link(&bus->devices.kobj, dev->bus_id);
out_id:
device_remove_attrs(bus, dev);
out_put:
put_bus(dev->bus);
return error;
}