lguest: do not statically allocate root device

We shouldn't be statically allocating the root device object,
so dynamically allocate it using root_device_register()
instead.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Mark McLoughlin 2008-12-15 12:58:28 +00:00 committed by Greg Kroah-Hartman
parent 63d1255670
commit ff8561c4ad

View file

@ -321,10 +321,7 @@ static struct virtio_config_ops lguest_config_ops = {
/* The root device for the lguest virtio devices. This makes them appear as
* /sys/devices/lguest/0,1,2 not /sys/devices/0,1,2. */
static struct device lguest_root = {
.parent = NULL,
.bus_id = "lguest",
};
static struct device *lguest_root;
/*D:120 This is the core of the lguest bus: actually adding a new device.
* It's a separate function because it's neater that way, and because an
@ -351,7 +348,7 @@ static void add_lguest_device(struct lguest_device_desc *d,
}
/* This devices' parent is the lguest/ dir. */
ldev->vdev.dev.parent = &lguest_root;
ldev->vdev.dev.parent = lguest_root;
/* We have a unique device index thanks to the dev_index counter. */
ldev->vdev.id.device = d->type;
/* We have a simple set of routines for querying the device's
@ -407,7 +404,8 @@ static int __init lguest_devices_init(void)
if (strcmp(pv_info.name, "lguest") != 0)
return 0;
if (device_register(&lguest_root) != 0)
lguest_root = root_device_register("lguest");
if (IS_ERR(lguest_root))
panic("Could not register lguest root");
/* Devices are in a single page above top of "normal" mem */