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charset=us-ascii Content-Disposition: inline tree: https://github.com/krzk/linux track/x1e80100-t14s head: 0a5b996575143038f96d880868109359ede28367 commit: d8b0f632f663f5a46a3a519c3a387a5a61c418b7 [1001/1079] pmdomain: arm: Fix debugfs node creation failure config: arm-randconfig-004-20250219 (https://download.01.org/0day-ci/archive/20250219/202502190729.8e7FEnhS-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250219/202502190729.8e7FEnhS-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/202502190729.8e7FEnhS-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/pmdomain/arm/scmi_perf_domain.c: In function 'scmi_perf_domain_probe': >> drivers/pmdomain/arm/scmi_perf_domain.c:129:82: warning: '%d' directive output may be truncated writing between 1 and 10 bytes into a region of size between 0 and 63 [-Wformat-truncation=] 129 | snprintf(scmi_pd->domain_name, sizeof(scmi_pd->domain_name), "%s-%d", | ^~ drivers/pmdomain/arm/scmi_perf_domain.c:129:78: note: directive argument in the range [0, 2147483646] 129 | snprintf(scmi_pd->domain_name, sizeof(scmi_pd->domain_name), "%s-%d", | ^~~~~~~ drivers/pmdomain/arm/scmi_perf_domain.c:129:17: note: 'snprintf' output between 3 and 75 bytes into a destination of size 64 129 | snprintf(scmi_pd->domain_name, sizeof(scmi_pd->domain_name), "%s-%d", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 130 | scmi_pd->info->name, scmi_pd->domain_id); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +129 drivers/pmdomain/arm/scmi_perf_domain.c 77 78 static int scmi_perf_domain_probe(struct scmi_device *sdev) 79 { 80 struct device *dev = &sdev->dev; 81 const struct scmi_handle *handle = sdev->handle; 82 const struct scmi_perf_proto_ops *perf_ops; 83 struct scmi_protocol_handle *ph; 84 struct scmi_perf_domain *scmi_pd; 85 struct genpd_onecell_data *scmi_pd_data; 86 struct generic_pm_domain **domains; 87 int num_domains, i, ret = 0; 88 89 if (!handle) 90 return -ENODEV; 91 92 /* The OF node must specify us as a power-domain provider. */ 93 if (!of_find_property(dev->of_node, "#power-domain-cells", NULL)) 94 return 0; 95 96 perf_ops = handle->devm_protocol_get(sdev, SCMI_PROTOCOL_PERF, &ph); 97 if (IS_ERR(perf_ops)) 98 return PTR_ERR(perf_ops); 99 100 num_domains = perf_ops->num_domains_get(ph); 101 if (num_domains < 0) { 102 dev_warn(dev, "Failed with %d when getting num perf domains\n", 103 num_domains); 104 return num_domains; 105 } else if (!num_domains) { 106 return 0; 107 } 108 109 scmi_pd = devm_kcalloc(dev, num_domains, sizeof(*scmi_pd), GFP_KERNEL); 110 if (!scmi_pd) 111 return -ENOMEM; 112 113 scmi_pd_data = devm_kzalloc(dev, sizeof(*scmi_pd_data), GFP_KERNEL); 114 if (!scmi_pd_data) 115 return -ENOMEM; 116 117 domains = devm_kcalloc(dev, num_domains, sizeof(*domains), GFP_KERNEL); 118 if (!domains) 119 return -ENOMEM; 120 121 for (i = 0; i < num_domains; i++, scmi_pd++) { 122 scmi_pd->info = perf_ops->info_get(ph, i); 123 124 scmi_pd->domain_id = i; 125 scmi_pd->perf_ops = perf_ops; 126 scmi_pd->ph = ph; 127 128 /* Domain attributes can report identical names across domains */ > 129 snprintf(scmi_pd->domain_name, sizeof(scmi_pd->domain_name), "%s-%d", 130 scmi_pd->info->name, scmi_pd->domain_id); 131 132 scmi_pd->genpd.name = scmi_pd->domain_name; 133 scmi_pd->genpd.flags = GENPD_FLAG_ALWAYS_ON | 134 GENPD_FLAG_OPP_TABLE_FW; 135 scmi_pd->genpd.set_performance_state = scmi_pd_set_perf_state; 136 scmi_pd->genpd.attach_dev = scmi_pd_attach_dev; 137 scmi_pd->genpd.detach_dev = scmi_pd_detach_dev; 138 139 ret = pm_genpd_init(&scmi_pd->genpd, NULL, false); 140 if (ret) 141 goto err; 142 143 domains[i] = &scmi_pd->genpd; 144 } 145 146 scmi_pd_data->domains = domains; 147 scmi_pd_data->num_domains = num_domains; 148 149 ret = of_genpd_add_provider_onecell(dev->of_node, scmi_pd_data); 150 if (ret) 151 goto err; 152 153 dev_set_drvdata(dev, scmi_pd_data); 154 dev_info(dev, "Initialized %d performance domains", num_domains); 155 return 0; 156 err: 157 for (i--; i >= 0; i--) 158 pm_genpd_remove(domains[i]); 159 return ret; 160 } 161 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki