linux-kernel - Re: [alsa-devel] [PATCH] ASoC: soc-core: Add missing NULL check

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Message-ID: <20180312160204.GA2186@sirena.org.uk>
Date:   Mon, 12 Mar 2018 09:02:04 -0700
From:   Mark Brown <broonie@...nel.org>
To:     Charles Keepax <ckeepax@...nsource.cirrus.com>
Cc:     Kees Cook <keescook@...omium.org>,
        moderated for non-subscribers <alsa-devel@...a-project.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Takashi Iwai <tiwai@...e.com>,
        LKML <linux-kernel@...r.kernel.org>, Pavel Machek <pavel@....cz>
Subject: Re: [alsa-devel] [PATCH] ASoC: soc-core: Add missing NULL check

On Mon, Mar 12, 2018 at 10:31:43AM +0000, Charles Keepax wrote:
> On Fri, Mar 09, 2018 at 08:22:42PM +0000, Mark Brown wrote:

> > I think I might just remove the file though, it's been non-functional on
> > most systems for a while now as almost all the drivers migrated to
> > regmap and nobody complained so we should be safe.  There's still
> > something that ought to be investigated here.

> Looks like we might already be about to try that since it looks
> like the componentisation actually removed these files, although
> I assume inadvertently.

No, that's an intended effect.  This only exists for CODEC drivers and
even then it's only ones that use the legacy ASoC I/O code that really
ever got anything from this.  Anything that's well maintained should be
using regmap.

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