linux-kernel - Re: [PATCH v7 0/9] fix fwnode_irq_get[

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Date:   Fri, 16 Jun 2023 14:45:06 +0300
From:   Matti Vaittinen <mazziesaccount@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Matti Vaittinen <matti.vaittinen@...rohmeurope.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Daniel Scally <djrscally@...il.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Wolfram Sang <wsa@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Andreas Klinger <ak@...klinger.de>,
        Marcin Wojtas <mw@...ihalf.com>,
        Russell King <linux@...linux.org.uk>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Jonathan Neuschäfer <j.neuschaefer@....net>,
        Linus Walleij <linus.walleij@...aro.org>,
        Paul Cercueil <paul@...pouillou.net>,
        Akhil R <akhilrajeev@...dia.com>, linux-acpi@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org,
        linux-iio@...r.kernel.org, netdev@...r.kernel.org,
        openbmc@...ts.ozlabs.org, linux-gpio@...r.kernel.org,
        linux-mips@...r.kernel.org
Subject: Re: [PATCH v7 0/9] fix fwnode_irq_get[_byname()] returnvalue

On 6/15/23 14:37, Greg Kroah-Hartman wrote:
> On Tue, May 30, 2023 at 11:34:38PM -0700, Jakub Kicinski wrote:
>> On Mon, 29 May 2023 09:22:15 +0300 Matti Vaittinen wrote:
>>> The fwnode_irq_get() and the fwnode_irq_get_byname() may have returned
>>> zero if mapping the IRQ fails. This contradicts the
>>> fwnode_irq_get_byname() documentation. Furthermore, returning zero or
>>> errno on error is unepected and can easily lead to problems
>>> like.
>>
>> What's the merging plan? Could patch 1 go to a stable branch
>> and then driver trees can pull it in and apply their respective
>> patches locally?
> 
> I'll take patch 1 now, and then after 6.5-rc1, Matti, can you send the
> cleanup patches to the respective subsystems?

Yes. I can re-spin the rest of the patches.

Yours,
	-- Matti

> 
> thanks,
> 
> greg k-h

-- 
Matti Vaittinen
Linux kernel developer at ROHM Semiconductors
Oulu Finland

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