Re: [PATCH v2 3/5] hwmon: (pmbus/acbel-crps) Add Acbel CRPS power supply driver

From: kernel test robot
Date: Mon Mar 20 2023 - 15:46:50 EST


Hi Lakshmi,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on groeck-staging/hwmon-next]
[also build test WARNING on robh/for-next linus/master v6.3-rc3 next-20230320]
[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/Lakshmi-Yadlapati/dt-bindings-vendor-prefixes-Add-prefix-for-acbel/20230320-235222
base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
patch link: https://lore.kernel.org/r/20230320154019.1943770-4-lakshmiy%40us.ibm.com
patch subject: [PATCH v2 3/5] hwmon: (pmbus/acbel-crps) Add Acbel CRPS power supply driver
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20230321/202303210322.ZZ2VlGIE-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/d873cbdc9f171b066c3f6f6c2a39736e168ad19f
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Lakshmi-Yadlapati/dt-bindings-vendor-prefixes-Add-prefix-for-acbel/20230320-235222
git checkout d873cbdc9f171b066c3f6f6c2a39736e168ad19f
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 olddefconfig
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hwmon/pmbus/

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/202303210322.ZZ2VlGIE-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/hwmon/pmbus/acbel-crps.c:24:37: warning: 'acbel_crps_fops' defined but not used [-Wunused-const-variable=]
24 | static const struct file_operations acbel_crps_fops = {
| ^~~~~~~~~~~~~~~


vim +/acbel_crps_fops +24 drivers/hwmon/pmbus/acbel-crps.c

23
> 24 static const struct file_operations acbel_crps_fops = {
25 .llseek = noop_llseek,
26 .open = simple_open,
27 };
28

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