Messages in this thread | | | Date | Tue, 17 Jul 2012 09:35:02 +0800 | Subject | Re: [PATCH] driver core: move uevent call to driver_register | From | Ming Lei <> |
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On Tue, Jul 3, 2012 at 1:08 AM, Sebastian Ott <sebott@linux.vnet.ibm.com> wrote:
> --- a/drivers/base/driver.c > +++ b/drivers/base/driver.c > @@ -187,6 +187,9 @@ int driver_register(struct device_driver > ret = driver_add_groups(drv, drv->groups); > if (ret) > bus_remove_driver(drv); > + > + kobject_uevent(&drv->p->kobj, KOBJ_ADD);
You should just send the uevent if 'ret' equals to zero., otherwise OOPS may be triggered by kobject_uevent() after the 'drv' has been removed.
Thanks, -- Ming Lei
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