linux-kernel - Re: [PATCH] selftests/alsa: fix a build warning: return a value in all cases

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Date: Sun, 5 May 2024 13:57:47 -0700
From: John Hubbard <jhubbard@...dia.com>
To: Mark Brown <broonie@...nel.org>
Cc: Shuah Khan <shuah@...nel.org>, Jaroslav Kysela <perex@...ex.cz>,
 Takashi Iwai <tiwai@...e.com>, Ivan Orlov <ivan.orlov0322@...il.com>,
 linux-sound@...r.kernel.org, Valentin Obst <kernel@...entinobst.de>,
 linux-kselftest@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
 llvm@...ts.linux.dev
Subject: Re: [PATCH] selftests/alsa: fix a build warning: return a value in
 all cases

On 5/5/24 7:53 AM, Mark Brown wrote:
> On Fri, May 03, 2024 at 07:13:30PM -0700, John Hubbard wrote:
>> dump_config_tree() is declared to return an int, but the compiler cannot
>> prove that it always returns any value at all. This leads to a clang
>> warning, when building via:
> 
> Though given that the function isn't referenced we could also just
> delete it.

Even better, thanks for spotting that. I'll send a v2 to delete it.

thanks,
-- 
John Hubbard
NVIDIA