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Date:   Thu, 31 Oct 2019 18:56:48 +0800
From:   kbuild test robot <lkp@intel.com>
To:     Beniamin Bia <beniamin.bia@analog.com>
Cc:     kbuild-all@lists.01.org, jic23@kernel.org,
        devel@driverdev.osuosl.org, mark.rutland@arm.com, lars@metafoo.de,
        biabeniamin@outlook.com, Michael.Hennerich@analog.com,
        devicetree@vger.kernel.org, linux-iio@vger.kernel.org,
        gregkh@linuxfoundation.org, linus.walleij@linaro.org,
        linux-kernel@vger.kernel.org, nicolas.ferre@microchip.com,
        robh+dt@kernel.org, Beniamin Bia <beniamin.bia@analog.com>,
        pmeerw@pmeerw.net, knaack.h@gmx.de, mchehab+samsung@kernel.org,
        paulmck@linux.ibm.com, Paul Cercueil <paul.cercueil@analog.com>
Subject: Re: [PATCH v2 2/4] iio: adc: ad7091r5: Add scale and external VREF
 support
Message-ID: <201910311822.8dBF4MQ7%lkp@intel.com>
References: <20191029162928.9720-2-beniamin.bia@analog.com>
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Hi Beniamin,

I love your patch! Perhaps something to improve:

[auto build test WARNING on iio/togreg]
[also build test WARNING on v5.4-rc5 next-20191030]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Beniamin-Bia/iio-adc-Add-support-for-AD7091R5-ADC/20191031-100114
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.1-dirty
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> drivers/iio/adc/ad7091r-base.c:207:6: sparse: sparse: symbol 'ad7091r_remove' was not declared. Should it be static?

Please review and possibly fold the followup patch.

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