Re: [PATCH] iwlwifi: fix a potential NULL pointer dereference

From: Johannes Berg
Date: Thu Sep 19 2019 - 10:47:36 EST


On Thu, 2019-09-19 at 19:37 +0530, Allen wrote:
> >
> > + trans_pcie->rba.alloc_wq = alloc_workqueue("rb_allocator",
> > + WQ_HIGHPRI | WQ_UNBOUND, 1);
> > + if (!trans_pcie->rba.alloc_wq) {
>
> I would like to stick to if(unlikely(!trans_pcie->rba.alloc_wq) just
> for consistency.

That's just clutter, this path gets called exactly once in the lifetime
of most systems ...

> Let me know if I could add your SOB and send out V2.

No no, I've already sent the patch on the way internally :)

johannes