netdev - Re: [PATCH net-next] net: mvmdio: fix driver probe on missing irq

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Message-ID: <20200319053659.4da19ae0@nic.cz>
Date:   Thu, 19 Mar 2020 05:36:59 +0100
From:   Marek Behun <marek.behun@....cz>
To:     Chris Packham <Chris.Packham@...iedtelesis.co.nz>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "andrew@...n.ch" <andrew@...n.ch>
Subject: Re: [PATCH net-next] net: mvmdio: fix driver probe on missing irq

On Thu, 19 Mar 2020 04:27:56 +0000
Chris Packham <Chris.Packham@...iedtelesis.co.nz> wrote:

> On Thu, 2020-03-19 at 05:21 +0100, Marek Behun wrote:
> > On Thu, 19 Mar 2020 02:00:57 +0000
> > Chris Packham <Chris.Packham@...iedtelesis.co.nz> wrote:
> >   
> > > Hi Marek,
> > > 
> > > On Thu, 2020-03-19 at 02:29 +0100, Marek Behún wrote:  
> > > > Commit e1f550dc44a4 made the use of platform_get_irq_optional, which can
> > > > return -ENXIO when interrupt is missing. Handle this as non-error,
> > > > otherwise the driver won't probe.    
> > > 
> > > This has already been fixed in net/master by reverting e1f550dc44a4 and
> > > replacing it with fa2632f74e57bbc869c8ad37751a11b6147a3acc.  
> > 
> > :( It isn't in net-next. I've spent like an hour debugging it :-D  
> 
> I can only offer my humble apologies and promise to do better next
> time. I did test the first minimally correct change, but clearly
> stuffed up on v2.

That's ok, but this should be also in net-next as well. Has Dave
forgotten to apply it there, or is there some other plan?
Marek