linux-kernel - Re: next build: 9 warnings 0 failures (next/next-20170215)

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Date:   Wed, 15 Feb 2017 09:30:24 +0100
From:   Hans Verkuil <hverkuil@...all.nl>
To:     Arnd Bergmann <arnd@...db.de>, gregkh <gregkh@...uxfoundation.org>
Cc:     Olof's autobuilder <build@...om.net>,
        Olof Johansson <olof@...om.net>,
        kernel-build-reports@...ts.linaro.org, linux-media@...r.kernel.org,
        hans.verkuil@...co.com, Jonathan Cameron <jic23@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: next build: 9 warnings 0 failures (next/next-20170215)

On 02/15/2017 09:24 AM, Arnd Bergmann wrote:
> On Wed, Feb 15, 2017 at 9:02 AM, Olof's autobuilder <build@...om.net> wrote:
>> Here are the build results from automated periodic testing.
> 
>>
>>         Warnings:               9
> 
> It seems we're closing in on zero again, with just two build regressions
> against 4.10 in linux-next. I did patches for both, and they made it into
> maintainer trees but not yet into linux-next
> 
>> Warnings:
>>
>>       1 drivers/iio/adc/rcar-gyroadc.c:398:26: warning: 'adcmode' may be used uninitialized in this function [-Wmaybe-uninitialized]
>>       1 drivers/iio/adc/rcar-gyroadc.c:426:22: warning: 'sample_width' may be used uninitialized in this function [-Wmaybe-uninitialized]
>>       1 drivers/iio/adc/rcar-gyroadc.c:428:23: warning: 'channels' may be used uninitialized in this function [-Wmaybe-uninitialized]
>>       1 drivers/iio/adc/rcar-gyroadc.c:429:27: warning: 'num_channels' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 
> This was "iio: adc: handle unknow of_device_id data",
> http://lkml.iu.edu/hypermail/linux/kernel/1702.0/02707.html
> 
> Jonathan applied it into 'fixes-togreg-post-rc1', which is probably
> enough, though I'd expect that Greg would take it earlier as it
> addresses a (harmless) regression in -next.
> 
>>       1 drivers/media/platform/coda/imx-vdoa.c:333:571: warning: passing argument 1 of 'platform_driver_unregister' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
>>       1 drivers/media/platform/coda/imx-vdoa.c:333:625: warning: passing argument 1 of 'platform_driver_unregister' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
>>       1 drivers/usb/gadget/udc/atmel_usba_udc.c:636:38: warning: 'ept_cfg' may be used uninitialized in this function [-Wmaybe-uninitialized]
>>       2 drivers/media/platform/coda/imx-vdoa.c:333:181: warning: passing argument 1 of '__platform_driver_register' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
> 
> This was "[media] coda/imx-vdoa: platform_driver should not be const",
> https://patchwork.linuxtv.org/patch/39288/ Hans already marked this as
> 'merged', so I assume it's on its way in, but just hasn't appeared in
> linux-next as of today.

It's part of a pull request for 4.12 for Mauro to pick up. If this should
go into 4.10 or 4.11, then Greg should take this particular patch. Mauro is moving
to a new house this week and won't have time (or quite possibly even network
connectivity).

Regards,

	Hans