Re: [PATCH 1/2] tty: moxa: unwind tty driver if PCI registration fails

Greg Kroah-Hartman <[email protected]> Mon, 3 Aug 2026 14:41:16 +0200
Newsgroups org.kernel.vger.linux-serial,org.kernel.vger.linux-kernel,org.kernel.vger.stable
Message-ID <2026080347-diaper-uncloak-ced0@gregkh>
On Mon, Aug 03, 2026 at 08:06:58AM +0200, Jiri Slaby wrote:
> On 31. 07. 26, 18:18, Myeonghun Pak wrote:
> > moxa_init() registers the tty driver before registering the PCI driver.
> > If pci_register_driver() fails, module initialization returns without
> > unregistering the tty driver or dropping its reference. moxa_exit() is
> > not called after a failed module initialization.
> > 
> > Unregister the tty driver and drop its reference before returning the
> > PCI registration error.
> I think, we should remove the whole driver instead:
> https://lore.kernel.org/all/[email protected]/

I agree, I'll submit a patch to just drop it.

thanks,

greg k-h