From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: dmaengine <dmaengine@vger.kernel.org>,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Sinan Kaya <okaya@codeaurora.org>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
Vinod Koul <vinod.koul@intel.com>
Subject: [v2,3/6] ACPI / bus: Remove checks in acpi_get_match_data()
Date: Mon, 05 Feb 2018 18:04:22 +0200 [thread overview]
Message-ID: <1517846662.22495.34.camel@linux.intel.com> (raw)
On Sun, 2018-02-04 at 08:21 +0100, Rafael J. Wysocki wrote:
> On Thu, Feb 1, 2018 at 9:46 PM, Andy Shevchenko
> <andriy.shevchenko@linux.intel.com> wrote:
> > On Thu, 2018-02-01 at 22:20 +0200, Andy Shevchenko wrote:
> > > As well as its sibling of_device_get_match_data() has no such
> > > checks,
> > > no need to do it in acpi_get_match_data().
> > >
> > > First of all, we are not supposed to call fwnode API like this
> > > without
> > > driver attached.
> > >
> > > Second, since __acpi_match_device() does check input parameter
> > > there
> > > is
> > > no need to duplicate it outside.
> > >
> > > Fixes: 80212a162329 ("ACPI / bus: Introduce acpi_get_match_data()
> > > function")
> > > Cc: Sinan Kaya <okaya@codeaurora.org>
> > > Cc: Sakari Ailus <sakari.ailus@linux.intel.com>
> > > Cc: Vinod Koul <vinod.koul@intel.com>
> > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> > >
> > rhaps I have to add that this conditional prevents
> > device_get_match_data() to work on PRP0001 devices AFAIU.
>
> Yes, please.
OK.
> I'm also not sure if the Fixes: tag is really applicable to this.
We can of course drop it, I put it here in a hope that this series would
be material to v4.16-rc2 to fix an introduced API.
next reply other threads:[~2018-02-05 16:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-05 16:04 Andy Shevchenko [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-02-06 12:51 [v2,3/6] ACPI / bus: Remove checks in acpi_get_match_data() Andy Shevchenko
2018-02-05 16:54 Rafael J. Wysocki
2018-02-04 7:21 Rafael J. Wysocki
2018-02-01 20:46 Andy Shevchenko
2018-02-01 20:20 Andy Shevchenko
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