Re: [linux-next:master 11546/12162] drivers/mfd/max77541.c:176:18: warning: cast to smaller integer type 'enum max7754x_ids' from 'const void *'

Lee Jones
2023-06-26T15:34:58Z

On Mon, 26 Jun 2023, Andy Shevchenko wrote:

> On Mon, Jun 26, 2023 at 09:54:52AM +0000, Sahin, Okan wrote:
> > >On Mon, Jun 26, 2023 at 04:53:43AM +0800, kernel test robot wrote:
> > >> tree:
> > >https://urldefense.com/v3/__https://git.kernel.org/pub/scm/linux/kernel/git/next/lin
> > >ux-
> > >next.git__;!!A3Ni8CS0y2Y!8_hG3CE9MEp7WGmtpHuJhRpyycfvZX2KSjXqlC8DQVkUWp
> > >cL2zcPVAFQpJ4KxsH35hJP2pmvm8bIz_FXyDwMkGeosibK3JnB$ master
> > >> head: 8d2be868b42c08290509c60515865f4de24ea704
> > >> commit: e0cbc202388af454eb771043b20db6dfe68199ec [11546/12162] mfd:
> > >max77541: Add ADI MAX77541/MAX77540 PMIC Support
> > >> config: x86_64-randconfig-r003-20230626
> > >(https://urldefense.com/v3/__https://download.01.org/0day-
> > >ci/archive/20230626/202306260401.qZlYQpV2-
> > >lkp@intel.com/config__;!!A3Ni8CS0y2Y!8_hG3CE9MEp7WGmtpHuJhRpyycfvZX2KSjXq
> > >lC8DQVkUWpcL2zcPVAFQpJ4KxsH35hJP2pmvm8bIz_FXyDwMkGeosrRvALWc$ )
> > >> compiler: clang version 15.0.7
> > >(https://urldefense.com/v3/__https://github.com/llvm/llvm-
> > >project.git__;!!A3Ni8CS0y2Y!8_hG3CE9MEp7WGmtpHuJhRpyycfvZX2KSjXqlC8DQVkU
> > >WpcL2zcPVAFQpJ4KxsH35hJP2pmvm8bIz_FXyDwMkGeosvqDz55X$
> > >8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
> > >> reproduce: (https://urldefense.com/v3/__https://download.01.org/0day-
> > >ci/archive/20230626/202306260401.qZlYQpV2-
> > >lkp@intel.com/reproduce__;!!A3Ni8CS0y2Y!8_hG3CE9MEp7WGmtpHuJhRpyycfvZX2K
> > >SjXqlC8DQVkUWpcL2zcPVAFQpJ4KxsH35hJP2pmvm8bIz_FXyDwMkGeosglKrEOj$ )
> > >>
> > >> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> > >> the same patch/commit), kindly add following tags
> > >> | Reported-by: kernel test robot <lkp@intel.com>
> > >> | Closes: https://urldefense.com/v3/__https://lore.kernel.org/oe-kbuild-
> > >all/202306260401.qZlYQpV2-
> > >lkp@intel.com/__;!!A3Ni8CS0y2Y!8_hG3CE9MEp7WGmtpHuJhRpyycfvZX2KSjXqlC8DQ
> > >VkUWpcL2zcPVAFQpJ4KxsH35hJP2pmvm8bIz_FXyDwMkGeosnz2lU0N$
> > >>
> > >> All warnings (new ones prefixed by >>):
> > >>
> > >> >> drivers/mfd/max77541.c:176:18: warning: cast to smaller integer type 'enum
> > >max7754x_ids' from 'const void *' [-Wvoid-pointer-to-enum-cast]
> > >> max77541->id = (enum max7754x_ids)device_get_match_data(dev);
> > >
> > > max77541->id = (enum
> > >max7754x_ids)(uintptr_t)device_get_match_data(dev);
> > >
> > >should fix it.
> > >
> > >--
> > >With Best Regards,
> > >Andy Shevchenko
> > >
> > Hi Andy,
> >
> > As far as I understand, I should update the code then resend it again, right?
>
> Ask Lee, I'm not the MFD maintainer.

What kind of warning is this? W=1?

--
Lee Jones [李琼斯]