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Message-ID: <14a21c87-22f9-4637-b663-bb0a28fe8e46@metafoo.de>
Date: Mon, 30 Sep 2024 07:19:14 -0700
From: Lars-Peter Clausen <lars@...afoo.de>
To: David Binderman <dcb314@...mail.com>,
 "jagathjog1996@...il.com" <jagathjog1996@...il.com>,
 "jic23@...nel.org" <jic23@...nel.org>,
 "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
 Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-6.12-rc1/drivers/iio/imu/bmi323/bmi323_core.c:133: Array
 contents defined but not used ?

On 9/30/24 06:49, David Binderman wrote:
> Hello there,
>
> I just tried to build linux-6.12-rc1 with clang. It said:
>
> drivers/iio/imu/bmi323/bmi323_core.c:133:27: warning: variable 'bmi323_ext_reg_savestate' is not needed and will not be emitted [-Wunneeded-internal-declaration]
>
> A grep for the identifier shows the following strange results::
>
> inux-6.12-rc1 $ grep bmi323_ext_reg_savestate drivers/iio/imu/bmi323/bmi323_core.c
> static const unsigned int bmi323_ext_reg_savestate[] = {
> 	unsigned int ext_reg_settings[ARRAY_SIZE(bmi323_ext_reg_savestate)];
> 	for (unsigned int i = 0; i < ARRAY_SIZE(bmi323_ext_reg_savestate); i++) {
> 	for (unsigned int i = 0; i < ARRAY_SIZE(bmi323_ext_reg_savestate); i++) {
> linux-6.12-rc1 $
>
> I see no mention of bmi323_ext_reg_savestate[ i]. Is there a possible
> cut'n'paste error in one of the two for loops ?
Yes. Do you want to send a fix?

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