linux-kernel - Re: [PATCH v2] ALSA: hda: fix unused variable warning

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Message-ID: <s5hin3cxf9y.wl-tiwai@suse.de>
Date:   Tue, 11 Sep 2018 16:47:05 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     "Anders Roxell" <anders.roxell@...aro.org>
Cc:     <perex@...ex.cz>, <alsa-devel@...a-project.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ALSA: hda: fix unused variable warning

On Tue, 11 Sep 2018 16:18:36 +0200,
Anders Roxell wrote:
> 
> When CONFIG_X86=n function azx_snoop doesn't use the variable chip it
> only returns true.
> 
> sound/pci/hda/hda_intel.c: In function ‘dma_alloc_pages’:
> sound/pci/hda/hda_intel.c:2002:14: warning: unused variable ‘chip’ [-Wunused-variable]
>   struct azx *chip = bus_to_azx(bus);
>               ^~~~
> 
> Create a inline function of azx_snoop.
> 
> Fixes: a41d122449be ("ALSA: hda - Embed bus into controller object")
> Signed-off-by: Anders Roxell <anders.roxell@...aro.org>

Applied, thanks.


Takashi