Hi Konrad, kernel test robot noticed the following build warnings: [auto build test WARNING on 8417c8f5007bf4567ccffda850a3157c7d905f67] url: https://github.com/intel-lab-lkp/linux/commits/Konrad-Dybcio/dt-bindings-soc-qcom-Add-RPM-Master-stats/20230405-230341 base: 8417c8f5007bf4567ccffda850a3157c7d905f67 patch link: https://lore.kernel.org/r/20230405-topic-master_stats-v1-2-1b1fa2739953%40linaro.org patch subject: [PATCH 2/2] soc: qcom: Introduce RPM master stats driver config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20230406/202304060002.HLUjkH63-lkp@xxxxxxxxx/config) compiler: loongarch64-linux-gcc (GCC) 12.1.0 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 # https://github.com/intel-lab-lkp/linux/commit/76fec5cd8630399cfdb8612093bfa0a5d0d98ea9 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Konrad-Dybcio/dt-bindings-soc-qcom-Add-RPM-Master-stats/20230405-230341 git checkout 76fec5cd8630399cfdb8612093bfa0a5d0d98ea9 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash drivers/soc/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202304060002.HLUjkH63-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/soc/qcom/rpm_master_stats.c: In function 'master_stats_probe': >> drivers/soc/qcom/rpm_master_stats.c:92:83: warning: format '%s' expects argument of type 'char *', but argument 4 has type 'int' [-Wformat=] 92 | "Couldn't parse MSG RAM phandle idx %s", i); | ~^ ~ | | | | | int | char * | %d vim +92 drivers/soc/qcom/rpm_master_stats.c 66 67 static int master_stats_probe(struct platform_device *pdev) 68 { 69 struct device *dev = &pdev->dev; 70 struct device_node *msgram_np; 71 struct master_stats_data *d; 72 struct dentry *dent, *root; 73 struct resource res; 74 int count, i, ret; 75 76 count = of_property_count_strings(dev->of_node, "qcom,master-names"); 77 if (count < 0) 78 return count; 79 80 d = devm_kzalloc(dev, count * sizeof(*d), GFP_KERNEL); 81 if (!d) 82 return -ENOMEM; 83 84 root = debugfs_create_dir("rpm_master_stats", NULL); 85 platform_set_drvdata(pdev, root); 86 87 for (i = 0; i < count; i++) { 88 msgram_np = of_parse_phandle(dev->of_node, "qcom,rpm-msg-ram", i); 89 if (!msgram_np) { 90 debugfs_remove_recursive(root); 91 return dev_err_probe(dev, -EINVAL, > 92 "Couldn't parse MSG RAM phandle idx %s", i); 93 } 94 95 /* 96 * Purposefully skip devm_platform helpers as we're using a 97 * shared resource. 98 */ 99 ret = of_address_to_resource(msgram_np, 0, &res); 100 if (ret < 0) { 101 debugfs_remove_recursive(root); 102 return ret; 103 } 104 105 d[i].base = devm_ioremap(dev, res.start, resource_size(&res)); 106 if (IS_ERR(d[i].base)) { 107 debugfs_remove_recursive(root); 108 return dev_err_probe(dev, -EINVAL, 109 "Could not map the MSG RAM slice idx %d!\n", i); 110 } 111 112 ret = of_property_read_string_index(dev->of_node, "qcom,master-names", i, 113 &d[i].label); 114 if (ret < 0) { 115 debugfs_remove_recursive(root); 116 return dev_err_probe(dev, ret, 117 "Could not read name idx %d!\n", i); 118 } 119 120 /* 121 * Generally it's not advised to fail on debugfs errors, but this 122 * driver's only job is exposing data therein. 123 */ 124 dent = debugfs_create_file(d[i].label, 0444, root, 125 &d[i], &master_stats_fops); 126 if (!dent) { 127 debugfs_remove_recursive(root); 128 return -EINVAL; 129 } 130 } 131 132 device_set_pm_not_required(dev); 133 134 return 0; 135 } 136 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests