linux-kernel - Re: [PATCH v2] selftests/alsa: missing a return value in unused dump_config

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Date: Mon, 6 May 2024 09:27:38 +0200
From: Jaroslav Kysela <perex@...ex.cz>
To: Takashi Iwai <tiwai@...e.de>, John Hubbard <jhubbard@...dia.com>
Cc: Shuah Khan <shuah@...nel.org>, Mark Brown <broonie@...nel.org>,
 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 v2] selftests/alsa: missing a return value in unused
 dump_config_tree()

On 06. 05. 24 9:19, Takashi Iwai wrote:
> On Sun, 05 May 2024 23:08:24 +0200,
> 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:
>>
>>      make LLVM=1 -C tools/testing/selftests
>>
>> Furthermore, Mark Brown noticed that dump_config_tree() isn't even used
>> anymore, so just delete the entire function.
>>
>> Cc: Mark Brown <broonie@...nel.org>
>> Signed-off-by: John Hubbard <jhubbard@...dia.com>
> 
> Thanks, applied now.

This function is nice for debugging. I'd prefer to keep it with the fix.

				Jaroslav

-- 
Jaroslav Kysela <perex@...ex.cz>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.