On 25.07.2021 13:39:37, kernel test robot wrote: > Hi Lad, > > Thank you for the patch! Perhaps something to improve: > > [auto build test WARNING on renesas-devel/next] > [also build test WARNING on v5.14-rc2 next-20210723] > [cannot apply to mkl-can-next/testing robh/for-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/Lad-Prabhakar/Renesas-RZ-G2L-CANFD-support/20210722-035332 > base: https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git next > config: arm64-randconfig-r031-20210723 (attached as .config) > compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40) > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # install arm64 cross compiling tool for clang build > # apt-get install binutils-aarch64-linux-gnu > # https://github.com/0day-ci/linux/commit/082d605e73c5922419a736aa9ecd3a76c0241bf7 > git remote add linux-review https://github.com/0day-ci/linux > git fetch --no-tags linux-review Lad-Prabhakar/Renesas-RZ-G2L-CANFD-support/20210722-035332 > git checkout 082d605e73c5922419a736aa9ecd3a76c0241bf7 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@xxxxxxxxx> > > All warnings (new ones prefixed by >>): > > >> drivers/net/can/rcar/rcar_canfd.c:1699:12: warning: cast to smaller integer type 'enum rcanfd_chip_id' from 'const void *' [-Wvoid-pointer-to-enum-cast] > chip_id = (enum rcanfd_chip_id)of_device_get_match_data(&pdev->dev); > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > 1 warning generated. Seems we need the cast (uintptr_t), that I asked you to remove. Can you test if | chip_id = (enum rcanfd_chip_id)(uintptr_t)of_device_get_match_data(&pdev->dev); works? Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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