Hi Benjamin, kernel test robot noticed the following build warnings: [auto build test WARNING on 45a3e24f65e90a047bef86f927ebdc4c710edaa1] url: https://github.com/intel-lab-lkp/linux/commits/Benjamin-Bara/usb-misc-onboard-hub-support-multiple-power-supplies/20230623-142256 base: 45a3e24f65e90a047bef86f927ebdc4c710edaa1 patch link: https://lore.kernel.org/r/20230620-hx3-v6-1-6a1d6f8ce689%40skidata.com patch subject: [PATCH v6 1/3] usb: misc: onboard-hub: support multiple power supplies config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230623/202306231557.18uGlgSW-lkp@xxxxxxxxx/config) compiler: m68k-linux-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230623/202306231557.18uGlgSW-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/202306231557.18uGlgSW-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/usb/misc/onboard_usb_hub.c: In function 'onboard_hub_probe': >> drivers/usb/misc/onboard_usb_hub.c:262:59: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'unsigned int' [-Wformat=] 262 | return dev_err_probe(dev, -EINVAL, "max %ld supplies supported!\n", | ~~^ | | | long int | %d vim +262 drivers/usb/misc/onboard_usb_hub.c 240 241 static int onboard_hub_probe(struct platform_device *pdev) 242 { 243 const struct of_device_id *of_id; 244 struct device *dev = &pdev->dev; 245 struct onboard_hub *hub; 246 unsigned int i; 247 int err; 248 249 hub = devm_kzalloc(dev, sizeof(*hub), GFP_KERNEL); 250 if (!hub) 251 return -ENOMEM; 252 253 of_id = of_match_device(onboard_hub_match, &pdev->dev); 254 if (!of_id) 255 return -ENODEV; 256 257 hub->pdata = of_id->data; 258 if (!hub->pdata) 259 return -EINVAL; 260 261 if (hub->pdata->num_supplies > MAX_SUPPLIES) > 262 return dev_err_probe(dev, -EINVAL, "max %ld supplies supported!\n", 263 MAX_SUPPLIES); 264 265 for (i = 0; i < hub->pdata->num_supplies; i++) 266 hub->supplies[i].supply = supply_names[i]; 267 268 err = devm_regulator_bulk_get(dev, hub->pdata->num_supplies, hub->supplies); 269 if (err) { 270 dev_err(dev, "Failed to get regulator supplies: %d\n", err); 271 return err; 272 } 273 274 hub->reset_gpio = devm_gpiod_get_optional(dev, "reset", 275 GPIOD_OUT_HIGH); 276 if (IS_ERR(hub->reset_gpio)) 277 return dev_err_probe(dev, PTR_ERR(hub->reset_gpio), "failed to get reset GPIO\n"); 278 279 hub->dev = dev; 280 mutex_init(&hub->lock); 281 INIT_LIST_HEAD(&hub->udev_list); 282 283 dev_set_drvdata(dev, hub); 284 285 err = onboard_hub_power_on(hub); 286 if (err) 287 return err; 288 289 /* 290 * The USB driver might have been detached from the USB devices by 291 * onboard_hub_remove() (e.g. through an 'unbind' by userspace), 292 * make sure to re-attach it if needed. 293 * 294 * This needs to be done deferred to avoid self-deadlocks on systems 295 * with nested onboard hubs. 296 */ 297 schedule_work(&attach_usb_driver_work); 298 299 return 0; 300 } 301 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
