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authorMark McLoughlin <markmc@redhat.com>2008-12-15 13:58:28 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2009-01-06 19:44:34 +0100
commitff8561c4ad09ca38c866436c9d67df2309b7dd40 (patch)
tree7cc96a3fcaf43b1e34dfcffd4d936edf9b596a6a
parentvirtio: do not statically allocate root device (diff)
downloadlinux-ff8561c4ad09ca38c866436c9d67df2309b7dd40.tar.xz
linux-ff8561c4ad09ca38c866436c9d67df2309b7dd40.zip
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>
-rw-r--r--drivers/lguest/lguest_device.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c
index 915da6b8c924..b4d44e571d76 100644
--- a/drivers/lguest/lguest_device.c
+++ b/drivers/lguest/lguest_device.c
@@ -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 */