From: Dexuan Cui decui@microsoft.com
Fixes: c2e5df616e1a ("vmbus: add per-channel sysfs info")
Without the patch, a device can't be thoroughly destroyed, because vmbus_device_register() -> kset_create_and_add() still holds a reference to the hv_device's device.kobj.
Signed-off-by: Dexuan Cui decui@microsoft.com Cc: Stephen Hemminger sthemmin@microsoft.com Cc: stable@vger.kernel.org Signed-off-by: K. Y. Srinivasan kys@microsoft.com --- drivers/hv/vmbus_drv.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 6a86746..4f3faf5 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -1378,6 +1378,8 @@ void vmbus_device_unregister(struct hv_device *device_obj) pr_debug("child device %s unregistered\n", dev_name(&device_obj->device));
+ kset_unregister(device_obj->channels_kset); + /* * Kick off the process of unregistering the device. * This will call vmbus_remove() and eventually vmbus_device_release()