Re: [abelloni:rtc-testing 55/55] drivers/rtc/rtc-pcf85063.c:72:19: warning: unused variable 'pcf85063'
From: Alexandre Belloni
Date: Wed Mar 02 2016 - 05:26:43 EST
Hi,
On 02/03/2016 at 10:44:29 +0100, Juergen Borleis wrote :
> Hi Alexandre,
>
> On Tuesday 01 March 2016 23:17:45 kbuild test robot wrote:
> > tree: https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git
> > rtc-testing head: 58992ebde059d7faeab4c18bc17713c3b4c31208
> > commit: 58992ebde059d7faeab4c18bc17713c3b4c31208 [55/55] rtc: pcf85063:
> > remove useless century handling config: x86_64-randconfig-x012-201609
> > (attached as .config)
> > reproduce:
> > git checkout 58992ebde059d7faeab4c18bc17713c3b4c31208
> > # save the attached .config to linux build tree
> > make ARCH=x86_64
> >
> > All warnings (new ones prefixed by >>):
> >
> > drivers/rtc/rtc-pcf85063.c: In function 'pcf85063_get_datetime':
> > >> drivers/rtc/rtc-pcf85063.c:72:19: warning: unused variable 'pcf85063'
> > >> [-Wunused-variable]
> >
> > struct pcf85063 *pcf85063 = i2c_get_clientdata(client);
> > ^
>
> Due to your removement of the useless century handling the last user of 'struct
> pcf85063' is gone. Seems we can remove this struct entirely. What do you
> think?
>
Sure, that was also my reasoning when fixing that warning. I've sent
follow up patches.
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com