linux-kernel - Re: [PATCH] ALSA: mips: avoid potential uninitialized variable use

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Date:   Mon, 16 Jan 2017 14:26:31 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     Jaroslav Kysela <perex@...ex.cz>, alsa-devel@...a-project.org,
        linux-mips@...ux-mips.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ALSA: mips: avoid potential uninitialized variable use

On Mon, Jan 16, 2017 at 1:28 PM, Takashi Iwai <tiwai@...e.de> wrote:
> On Mon, 16 Jan 2017 12:04:56 +0100,
> Arnd Bergmann wrote:
>> It's easy enough to avoid by adding a 'default' clause to the switch
>> statements here. I assume that in practice no other case can happen,
>> but adding a default puts us on the safe side and shuts up the warnings.
>
> Well, these cases are logical errors that must not happen, so
> returning an error would be a "safer", IMO.

Agreed. I sent out a v2 now.

    Arnd