linux-kernel - Re: [PATCH] firmware_loader: Expand Firmware upload error codes with firmware invalid error

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Date:   Fri, 17 Nov 2023 14:48:32 -0500
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Kory Maincent <kory.maincent@...tlin.com>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Russ Weight <russ.weight@...ux.dev>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        linux-kernel@...r.kernel.org, Conor Dooley <conor@...nel.org>
Subject: Re: [PATCH] firmware_loader: Expand Firmware upload error codes with
 firmware invalid error

On Fri, Nov 17, 2023 at 03:06:44PM +0100, Andrew Lunn wrote:
> On Fri, Nov 17, 2023 at 08:45:59AM -0500, Greg Kroah-Hartman wrote:
> > On Fri, Nov 17, 2023 at 11:27:53AM +0100, Kory Maincent wrote:
> > > No error code are available to signal an invalid firmware content.
> > > Drivers that can check the firmware content validity can not return this
> > > specific failure to the user-space
> > > 
> > > Expand the firmware error code with an additional code:
> > > - "firmware invalid" code which can be used when the provided firmware
> > >   is invalid
> > > 
> > > Acked-by: Luis Chamberlain <mcgrof@...nel.org>
> > > Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > > Signed-off-by: Kory Maincent <kory.maincent@...tlin.com>
> > > ---
> > > 
> > > This patch was initially submitted as part of a net patch series.
> > > Conor expressed interest in using it in a different subsystem.
> > > Consequently, I extracted it from the series and submitted it separately
> > > to the main tree, driver-core.
> > > https://lore.kernel.org/netdev/20231116-feature_poe-v1-7-be48044bf249@bootlin.com/
> > 
> > So you want me to take it through my tree?  Sure, but if you are relying
> > on this for any other code, it will be a while before it gets into
> > Linus's tree, not until 6.8-rc1, is that ok?
> 
> My idea was that you could create a stable branch, which can then be
> pulled into netdev and arm-soc.

I'll be glad to do so, you just need to ask me to do that, I don't see
that request here :)

> If you don't want to do that, we can ask Arnd to take it, and he can
> create a stable branch which we pull into netdev.

You want a stable tag to pull from, right?

But really, why not just take this through netdev?  It's just one
commit, I have no problem with it going that way at all.  If the odd
chance there's a merge conflict in the future, I can handle it.

thanks,

greg k-h