Hi Andy, kernel test robot noticed the following build warnings: [auto build test WARNING on linusw-pinctrl/devel] [also build test WARNING on linusw-pinctrl/for-next geert-renesas-drivers/renesas-pinctrl pinctrl-samsung/for-next linus/master v6.7-rc2 next-20231122] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Andy-Shevchenko/pinctrl-equilibrium-Convert-to-use-struct-pingroup/20231123-005932 base: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel patch link: https://lore.kernel.org/r/20231122164040.2262742-2-andriy.shevchenko%40linux.intel.com patch subject: [PATCH v1 01/17] pinctrl: equilibrium: Convert to use struct pingroup config: i386-randconfig-001-20231123 (https://download.01.org/0day-ci/archive/20231123/202311230820.MGDyVHJW-lkp@xxxxxxxxx/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231123/202311230820.MGDyVHJW-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202311230820.MGDyVHJW-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/pinctrl/pinctrl-equilibrium.c: In function 'eqbr_build_groups': drivers/pinctrl/pinctrl-equilibrium.c:750:17: error: assignment of read-only location '*(grp->pins + (sizetype)((unsigned int)j * 4))' 750 | grp->pins[j] = pin_id; | ^ drivers/pinctrl/pinctrl-equilibrium.c:761:23: error: 'struct pingroup' has no member named 'num_pins'; did you mean 'npins'? 761 | grp->pins, grp->num_pins, | ^~~~~~~~ | npins >> drivers/pinctrl/pinctrl-equilibrium.c:761:10: warning: passing argument 3 of 'pinctrl_generic_add_group' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] 761 | grp->pins, grp->num_pins, | ~~~^~~~~~ In file included from drivers/pinctrl/pinctrl-equilibrium.c:16: drivers/pinctrl/core.h:225:15: note: expected 'int *' but argument is of type 'const unsigned int *' 225 | int *gpins, int ngpins, void *data); | ~~~~~^~~~~ vim +761 drivers/pinctrl/pinctrl-equilibrium.c 702 703 static int eqbr_build_groups(struct eqbr_pinctrl_drv_data *drvdata) 704 { 705 struct device *dev = drvdata->dev; 706 struct device_node *node = dev->of_node; 707 unsigned int *pinmux, pin_id, pinmux_id; 708 struct pingroup group, *grp = &group; 709 struct device_node *np; 710 struct property *prop; 711 int j, err; 712 713 for_each_child_of_node(node, np) { 714 prop = of_find_property(np, "groups", NULL); 715 if (!prop) 716 continue; 717 718 grp->npins = of_property_count_u32_elems(np, "pins"); 719 if (grp->npins < 0) { 720 dev_err(dev, "No pins in the group: %s\n", prop->name); 721 of_node_put(np); 722 return -EINVAL; 723 } 724 grp->name = prop->value; 725 grp->pins = devm_kcalloc(dev, grp->npins, sizeof(*grp->pins), GFP_KERNEL); 726 if (!grp->pins) { 727 of_node_put(np); 728 return -ENOMEM; 729 } 730 731 pinmux = devm_kcalloc(dev, grp->npins, sizeof(*pinmux), GFP_KERNEL); 732 if (!pinmux) { 733 of_node_put(np); 734 return -ENOMEM; 735 } 736 737 for (j = 0; j < grp->npins; j++) { 738 if (of_property_read_u32_index(np, "pins", j, &pin_id)) { 739 dev_err(dev, "Group %s: Read intel pins id failed\n", 740 grp->name); 741 of_node_put(np); 742 return -EINVAL; 743 } 744 if (pin_id >= drvdata->pctl_desc.npins) { 745 dev_err(dev, "Group %s: Invalid pin ID, idx: %d, pin %u\n", 746 grp->name, j, pin_id); 747 of_node_put(np); 748 return -EINVAL; 749 } 750 grp->pins[j] = pin_id; 751 if (of_property_read_u32_index(np, "pinmux", j, &pinmux_id)) { 752 dev_err(dev, "Group %s: Read intel pinmux id failed\n", 753 grp->name); 754 of_node_put(np); 755 return -EINVAL; 756 } 757 pinmux[j] = pinmux_id; 758 } 759 760 err = pinctrl_generic_add_group(drvdata->pctl_dev, grp->name, > 761 grp->pins, grp->num_pins, 762 pinmux); 763 if (err < 0) { 764 dev_err(dev, "Failed to register group %s\n", grp->name); 765 of_node_put(np); 766 return err; 767 } 768 memset(&group, 0, sizeof(group)); 769 pinmux = NULL; 770 } 771 772 return 0; 773 } 774 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
