* [groeck-staging:hwmon 7/14] drivers/hwmon/hwmon.c:789:19: error: implicit declaration of function 'is_hwmon_device'; did you mean 'to_hwmon_device'?
@ 2026-08-23 12:31 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2026-08-23 12:31 UTC (permalink / raw)
To: Guenter Roeck; +Cc: oe-kbuild-all, Guenter Roeck
tree: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon
head: ece58c6620869b5d7f0e1305370df473367c085d
commit: b6868a406c5b0bde10303f596fa95010ad68a456 [7/14] hwmon: Ensure that 'dev' passed to hwmon_notify_event() is a hwmon device
config: alpha-defconfig (https://download.01.org/0day-ci/archive/20260822/202608221934.fUKdfrxV-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260822/202608221934.fUKdfrxV-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608221934.fUKdfrxV-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/alpha/include/asm/bug.h:23,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:6,
from ./arch/alpha/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/ratelimit.h:6,
from include/linux/dev_printk.h:16,
from include/linux/device.h:15,
from drivers/hwmon/hwmon.c:13:
drivers/hwmon/hwmon.c: In function 'hwmon_notify_event':
>> drivers/hwmon/hwmon.c:789:19: error: implicit declaration of function 'is_hwmon_device'; did you mean 'to_hwmon_device'? [-Wimplicit-function-declaration]
789 | if (WARN(!is_hwmon_device(dev), "%s is not a hardware monitoring device\n",
| ^~~~~~~~~~~~~~~
include/asm-generic/bug.h:164:32: note: in definition of macro 'WARN'
164 | int __ret_warn_on = !!(condition); \
| ^~~~~~~~~
vim +789 drivers/hwmon/hwmon.c
778
779 int hwmon_notify_event(struct device *dev, enum hwmon_sensor_types type,
780 u32 attr, int channel)
781 {
782 char event[MAX_SYSFS_ATTR_NAME_LENGTH + 5];
783 char sattr[MAX_SYSFS_ATTR_NAME_LENGTH];
784 char *envp[] = { event, NULL };
785 const char * const *templates;
786 const char *template;
787 int base;
788
> 789 if (WARN(!is_hwmon_device(dev), "%s is not a hardware monitoring device\n",
790 dev_name(dev)))
791 return -EINVAL;
792 if (type >= ARRAY_SIZE(__templates))
793 return -EINVAL;
794 if (attr >= __templates_size[type])
795 return -EINVAL;
796
797 templates = __templates[type];
798 template = templates[attr];
799
800 base = hwmon_attr_base(type);
801
802 scnprintf(sattr, MAX_SYSFS_ATTR_NAME_LENGTH, template, base + channel);
803 scnprintf(event, sizeof(event), "NAME=%s", sattr);
804 sysfs_notify(&dev->kobj, NULL, sattr);
805 kobject_uevent_env(&dev->kobj, KOBJ_CHANGE, envp);
806
807 if (type == hwmon_temp)
808 hwmon_thermal_notify(dev, channel);
809
810 return 0;
811 }
812 EXPORT_SYMBOL_GPL(hwmon_notify_event);
813
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread* [groeck-staging:hwmon 7/14] drivers/hwmon/hwmon.c:789:19: error: implicit declaration of function 'is_hwmon_device'; did you mean 'to_hwmon_device'?
@ 2026-08-23 12:46 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2026-08-23 12:46 UTC (permalink / raw)
To: Guenter Roeck; +Cc: oe-kbuild-all, Guenter Roeck
tree: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon
head: ece58c6620869b5d7f0e1305370df473367c085d
commit: b6868a406c5b0bde10303f596fa95010ad68a456 [7/14] hwmon: Ensure that 'dev' passed to hwmon_notify_event() is a hwmon device
config: s390-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260822/202608221152.2Q11dTiT-lkp@intel.com/config)
compiler: s390x-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260822/202608221152.2Q11dTiT-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608221152.2Q11dTiT-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from ./arch/s390/include/asm/bug.h:139,
from ./include/linux/bug.h:5,
from ./include/linux/mmdebug.h:5,
from ./arch/s390/include/asm/cmpxchg.h:11,
from ./arch/s390/include/asm/atomic.h:16,
from ./include/linux/atomic.h:7,
from ./include/asm-generic/bitops/atomic.h:5,
from ./arch/s390/include/asm/bitops.h:75,
from ./include/linux/bitops.h:67,
from drivers/hwmon/hwmon.c:12:
drivers/hwmon/hwmon.c: In function 'hwmon_notify_event':
>> drivers/hwmon/hwmon.c:789:19: error: implicit declaration of function 'is_hwmon_device'; did you mean 'to_hwmon_device'? [-Wimplicit-function-declaration]
789 | if (WARN(!is_hwmon_device(dev), "%s is not a hardware monitoring device\n",
| ^~~~~~~~~~~~~~~
./include/asm-generic/bug.h:164:32: note: in definition of macro 'WARN'
164 | int __ret_warn_on = !!(condition); \
| ^~~~~~~~~
vim +789 drivers/hwmon/hwmon.c
778
779 int hwmon_notify_event(struct device *dev, enum hwmon_sensor_types type,
780 u32 attr, int channel)
781 {
782 char event[MAX_SYSFS_ATTR_NAME_LENGTH + 5];
783 char sattr[MAX_SYSFS_ATTR_NAME_LENGTH];
784 char *envp[] = { event, NULL };
785 const char * const *templates;
786 const char *template;
787 int base;
788
> 789 if (WARN(!is_hwmon_device(dev), "%s is not a hardware monitoring device\n",
790 dev_name(dev)))
791 return -EINVAL;
792 if (type >= ARRAY_SIZE(__templates))
793 return -EINVAL;
794 if (attr >= __templates_size[type])
795 return -EINVAL;
796
797 templates = __templates[type];
798 template = templates[attr];
799
800 base = hwmon_attr_base(type);
801
802 scnprintf(sattr, MAX_SYSFS_ATTR_NAME_LENGTH, template, base + channel);
803 scnprintf(event, sizeof(event), "NAME=%s", sattr);
804 sysfs_notify(&dev->kobj, NULL, sattr);
805 kobject_uevent_env(&dev->kobj, KOBJ_CHANGE, envp);
806
807 if (type == hwmon_temp)
808 hwmon_thermal_notify(dev, channel);
809
810 return 0;
811 }
812 EXPORT_SYMBOL_GPL(hwmon_notify_event);
813
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
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