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charset=us-ascii Content-Disposition: inline In-Reply-To: <20240620-upstream-nfc-mcf5441x-v1-1-69b64807d7a6@yoseli.org> Hi Jean-Michel, kernel test robot noticed the following build warnings: [auto build test WARNING on e5b3efbe1ab1793bb49ae07d56d0973267e65112] url: https://github.com/intel-lab-lkp/linux/commits/Jean-Michel-Hautbois/mtd-nand-Add-support-for-M5441x-NFC/20240625-144333 base: e5b3efbe1ab1793bb49ae07d56d0973267e65112 patch link: https://lore.kernel.org/r/20240620-upstream-nfc-mcf5441x-v1-1-69b64807d7a6%40yoseli.org patch subject: [PATCH] mtd: nand: Add support for M5441x NFC config: sh-randconfig-001-20240627 (https://download.01.org/0day-ci/archive/20240627/202406272154.v694SvQb-lkp@intel.com/config) compiler: sh4-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240627/202406272154.v694SvQb-lkp@intel.com/reproduce) 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 | Closes: https://lore.kernel.org/oe-kbuild-all/202406272154.v694SvQb-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/mtd/nand/raw/vf610_nfc.c: In function 'vf610_nfc_probe': >> drivers/mtd/nand/raw/vf610_nfc.c:844:29: warning: unused variable 'child' [-Wunused-variable] 844 | struct device_node *child; | ^~~~~ vim +/child +844 drivers/mtd/nand/raw/vf610_nfc.c 962c35ef1e6834 drivers/mtd/nand/raw/vf610_nfc.c Miquel Raynal 2018-07-20 837 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 838 static int vf610_nfc_probe(struct platform_device *pdev) 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 839 { 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 840 struct vf610_nfc *nfc; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 841 struct mtd_info *mtd; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 842 struct nand_chip *chip; 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 843 struct nand_chip *pdata; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 @844 struct device_node *child; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 845 int err; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 846 int irq; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 847 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 848 nfc = devm_kzalloc(&pdev->dev, sizeof(*nfc), GFP_KERNEL); 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 849 if (!nfc) 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 850 return -ENOMEM; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 851 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 852 nfc->dev = &pdev->dev; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 853 chip = &nfc->chip; 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 854 pdata = dev_get_platdata(&pdev->dev); 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 855 if (pdata) 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 856 *chip = *pdata; 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 857 960823a226b37e drivers/mtd/nand/vf610_nfc.c Boris Brezillon 2015-12-10 858 mtd = nand_to_mtd(chip); 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 859 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 860 mtd->owner = THIS_MODULE; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 861 mtd->dev.parent = nfc->dev; 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 862 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 863 /* 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 864 * We keep the MTD name unchanged to avoid breaking platforms 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 865 * where the MTD cmdline parser is used and the bootloader 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 866 * has not been updated to use the new naming scheme. 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 867 */ 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 868 if (!nfc->dev->of_node) 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 869 mtd->name = "NAND"; 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 870 else 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 871 mtd->name = DRV_NAME; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 872 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 873 irq = platform_get_irq(pdev, 0); 3549fecd10d24b drivers/mtd/nand/raw/vf610_nfc.c Zhu Wang 2023-08-03 874 if (irq < 0) 3549fecd10d24b drivers/mtd/nand/raw/vf610_nfc.c Zhu Wang 2023-08-03 875 return irq; 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 876 2d77b08eaf0b2f drivers/mtd/nand/raw/vf610_nfc.c Cai Huoqing 2021-09-01 877 nfc->regs = devm_platform_ioremap_resource(pdev, 0); 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 878 if (IS_ERR(nfc->regs)) { 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 879 dev_err(nfc->dev, "Unable to map registers!\n"); 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 880 return PTR_ERR(nfc->regs); 8e5473c07a181c drivers/mtd/nand/raw/vf610_nfc.c Jean-Michel Hautbois 2024-06-20 881 } 456930d80a2da1 drivers/mtd/nand/vf610_nfc.c Stefan Agner 2015-09-02 882 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki