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SubjectRe: [PATCH] hwmon: Add driver for fsp-3y PSUs and PDUs
Hi "Václav,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on hwmon/hwmon-next]
[also build test WARNING on v5.12-rc5 next-20210329]
[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]

url: https://github.com/0day-ci/linux/commits/V-clav-Kubern-t/hwmon-Add-driver-for-fsp-3y-PSUs-and-PDUs/20210329-224216
base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
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/0day-ci/linux/commit/48af68da782edb21e107a884db98beedfd691e81
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review V-clav-Kubern-t/hwmon-Add-driver-for-fsp-3y-PSUs-and-PDUs/20210329-224216
git checkout 48af68da782edb21e107a884db98beedfd691e81
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

drivers/hwmon/pmbus/fsp-3y.c:15:25: error: array index in initializer exceeds array bounds
15 | #define YM2151_PAGE_5V 0x20
| ^~~~
drivers/hwmon/pmbus/fsp-3y.c:114:9: note: in expansion of macro 'YM2151_PAGE_5V'
114 | .func[YM2151_PAGE_5V] =
| ^~~~~~~~~~~~~~
drivers/hwmon/pmbus/fsp-3y.c:15:25: note: (near initialization for 'fsp3y_info[0].func')
15 | #define YM2151_PAGE_5V 0x20
| ^~~~
drivers/hwmon/pmbus/fsp-3y.c:114:9: note: in expansion of macro 'YM2151_PAGE_5V'
114 | .func[YM2151_PAGE_5V] =
| ^~~~~~~~~~~~~~
In file included from include/linux/bits.h:6,
from include/linux/bitops.h:6,
from include/linux/kernel.h:11,
from drivers/hwmon/pmbus/fsp-3y.c:8:
>> include/vdso/bits.h:7:19: warning: initialized field overwritten [-Woverride-init]
7 | #define BIT(nr) (UL(1) << (nr))
| ^
drivers/hwmon/pmbus/pmbus.h:383:26: note: in expansion of macro 'BIT'
383 | #define PMBUS_HAVE_VOUT BIT(2)
| ^~~
drivers/hwmon/pmbus/fsp-3y.c:115:4: note: in expansion of macro 'PMBUS_HAVE_VOUT'
115 | PMBUS_HAVE_VOUT | PMBUS_HAVE_IOUT,
| ^~~~~~~~~~~~~~~
include/vdso/bits.h:7:19: note: (near initialization for 'fsp3y_info[0].func[0]')
7 | #define BIT(nr) (UL(1) << (nr))
| ^
drivers/hwmon/pmbus/pmbus.h:383:26: note: in expansion of macro 'BIT'
383 | #define PMBUS_HAVE_VOUT BIT(2)
| ^~~
drivers/hwmon/pmbus/fsp-3y.c:115:4: note: in expansion of macro 'PMBUS_HAVE_VOUT'
115 | PMBUS_HAVE_VOUT | PMBUS_HAVE_IOUT,
| ^~~~~~~~~~~~~~~


vim +7 include/vdso/bits.h

3945ff37d2f48d Vincenzo Frascino 2020-03-20 6
3945ff37d2f48d Vincenzo Frascino 2020-03-20 @7 #define BIT(nr) (UL(1) << (nr))
3945ff37d2f48d Vincenzo Frascino 2020-03-20 8

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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