On Fri, Mar 08, 2019 at 10:02:39PM -0600, Kangjie Lu wrote: > idr_find may return NULL, so check its return value and return an > error code. >
I can't imagine a scenario leading to this. Steven has already explained why, so I won't repeat the same here. Did you hit this issue ? If so I would like to know details, so that we can bail out much earlier where the failure occurs than proceed until this point. -- Regards, Sudeep