[staging:staging-next 86/99] drivers/staging/iio/adc/ad7298_ring.c:97:37: warning: 'time_ns' may be used uninitialized in this function

Lars-Peter Clausen lars at metafoo.de
Fri Jul 13 06:49:24 UTC 2012


On 07/13/2012 07:10 AM, Fengguang Wu wrote:
> Hi Lars-Peter,
> 
> There are compile warnings in
> 
> tree:   git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git staging-next
> head:   bd972ff3176caf91a49d1d754848c3f6c5435328
> commit: 3879089ba3421bc8136025837b1a532729643371 [86/99] staging:iio:max1363: Don't free uninitialized variable
> 
> All warnings:
> 
> drivers/staging/iio/adc/ad7298_ring.c:97:37: warning: 'time_ns' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 

Hi,

I don't think the warning is caused by that commit. The file in question is
not affected by it.

> vim +97 drivers/staging/iio/adc/ad7298_ring.c
>     94							 indio_dev->masklength); i++)
>     95			buf[i] = be16_to_cpu(st->rx_buf[i]);
>     96	
>   > 97		indio_dev->buffer->access->store_to(ring, (u8 *)buf, time_ns);
>     98	
>     99	done:
>    100		iio_trigger_notify_done(indio_dev->trig);
> 
> ---
> 0-DAY kernel build testing backend         Open Source Technology Centre
> Fengguang Wu <wfg at linux.intel.com>                     Intel Corporation




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