linux-kernel - Re: [PATCH v3 1/4] firmware: arm_scmi: Add Voltage Domain Support

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Message-ID: <20201027110725.GE20482@e120937-lin>
Date:   Tue, 27 Oct 2020 11:07:25 +0000
From:   Cristian Marussi <cristian.marussi@....com>
To:     kernel test robot <lkp@...el.com>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, kbuild-all@...ts.01.org,
        sudeep.holla@....com, lukasz.luba@....com,
        james.quinlan@...adcom.com, Jonathan.Cameron@...wei.com,
        broonie@...nel.org, robh@...nel.org, satyakim@....qualcomm.com
Subject: Re: [PATCH v3 1/4] firmware: arm_scmi: Add Voltage Domain Support

On Tue, Oct 27, 2020 at 02:04:39PM +0800, kernel test robot wrote:
> Hi Cristian,
> 
> Thank you for the patch! Perhaps something to improve:
> 
> [auto build test WARNING on soc/for-next]
> [also build test WARNING on next-20201026]
> [cannot apply to regulator/for-next robh/for-next rockchip/for-next keystone/next arm64/for-next/core linux/master linux-rpi/for-rpi-next at91/at91-next]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
> 
> url:    https://github.com/0day-ci/linux/commits/Cristian-Marussi/Add-support-for-SCMIv3-0-Voltage-Domain-Protocol-and-SCMI-Regulator/20201027-043404
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
> config: arm-randconfig-c004-20201026 (attached as .config)
> compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
> 
> 
> "coccinelle warnings: (new ones prefixed by >>)"
> >> drivers/firmware/arm_scmi/voltage.c:381:11-17: ERROR: application of sizeof to pointer
> 
This is a false positive because the intention here was in fact to
allocate an array of pointers with devm_kcalloc().
Maybe I could explicitly use a sizeof(void *) to avoid fooling
coccicheck ?

Thanks

Cristian

> Please review and possibly fold the followup patch.
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org