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Staging: hv: mousevsc_drv: Cleanup mousevsc_drv_exit() function 

To conform to the Linux device model, the device should persist even
when there is no driver bound to it. Cleanup the mousevsc_drv_exit() routine
keeping this in mind.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
K. Y. Srinivasan 2011-05-12 19:34:46 -07:00 committed by Greg Kroah-Hartman
parent 2bda87cb6c
commit 96053efd3c
1 changed files with 1 additions and 32 deletions
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33
drivers/staging/hv/hv_mouse.c
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@ -915,13 +915,6 @@ static void reportdesc_callback(struct hv_device *dev, void *packet, u32 len)
kfree(hid_dev); kfree(hid_dev);
} }
static int mousevsc_drv_exit_cb(struct device *dev, void *data)
{
struct device **curr = (struct device **)data;
*curr = dev;
return 1;
}
static struct hv_driver mousevsc_drv = { static struct hv_driver mousevsc_drv = {
.probe = mousevsc_probe, .probe = mousevsc_probe,
@ -930,31 +923,7 @@ static struct hv_driver mousevsc_drv = {
static void mousevsc_drv_exit(void) static void mousevsc_drv_exit(void)
{ {
struct hv_driver *drv = &mousevsc_drv; vmbus_child_driver_unregister(&mousevsc_drv.driver);
int ret;
struct device *current_dev = NULL;
while (1) {
current_dev = NULL;
/* Get the device */
ret = driver_for_each_device(&drv->driver, NULL,
(void *)&current_dev,
mousevsc_drv_exit_cb);
if (ret)
printk(KERN_ERR "Can't find mouse device!\n");
if (current_dev == NULL)
break;
/* Initiate removal from the top-down */
device_unregister(current_dev);
}
vmbus_child_driver_unregister(&drv->driver);
return;
} }
static int __init mousevsc_init(void) static int __init mousevsc_init(void)