vhost: error handling fix



vhost should set worker to NULL on cgroups attach failure,
so that we won't try to destroy the worker again on close.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

parent 87d6a412

drivers/vhost/vhost.c

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -298,6 +298,7 @@ static long vhost_dev_set_owner(struct vhost_dev *dev)
	return 0;		return 0;
	err_cgroup:		err_cgroup:
	kthread_stop(worker);		kthread_stop(worker);
			dev->worker = NULL;
	err_worker:		err_worker:
	if (dev->mm)		if (dev->mm)
	mmput(dev->mm);		mmput(dev->mm);