linux-kernel - Re: [PATCH v1 2/2] spi: Use device_find_first

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Message-ID: <YqCUv2tSwzALSVsm@smile.fi.intel.com>
Date:   Wed, 8 Jun 2022 15:23:27 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Mark Brown <broonie@...nel.org>, linux-kernel@...r.kernel.org,
        linux-spi@...r.kernel.org, "Rafael J. Wysocki" <rafael@...nel.org>
Subject: Re: [PATCH v1 2/2] spi: Use device_find_first_child() instead of
 custom approach

On Wed, Jun 08, 2022 at 02:03:32PM +0200, Greg Kroah-Hartman wrote:
> On Wed, Jun 08, 2022 at 02:49:14PM +0300, Andy Shevchenko wrote:

...

> Why not exactly?  match_true() above and device_match_any() have the
> same signature from what I can tell:
> 	static int match_true(struct device *dev, void *data)
> 	int device_match_any(struct device *dev, const void *unused)
> 
> What am I missing, the const?

Yep! Compiler is very unhappy about it.

> > I agree that all thing should be using _any instead of _first.
> 
> Yes, so let's fix it please, don't propagate bad patterns.

Will do, thanks!

-- 
With Best Regards,
Andy Shevchenko