Hi Dan,

url:    
https://github.com/0day-ci/linux/commits/Dan-Murphy/BQ25150-155-Charger/20200110-055201
base:   
https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply.git 
for-next

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <l...@intel.com>
Reported-by: Dan Carpenter <dan.carpen...@oracle.com>

New smatch warnings:
drivers/power/supply/bq2515x_charger.c:316 bq2515x_set_ilim_lvl() error: buffer 
overflow 'bq2515x_ilim_lvl_values' 8 <= 8

Old smatch warnings:
drivers/power/supply/bq2515x_charger.c:320 bq2515x_set_ilim_lvl() error: buffer 
overflow 'bq2515x_ilim_lvl_values' 8 <= 8
drivers/power/supply/bq2515x_charger.c:322 bq2515x_set_ilim_lvl() error: buffer 
overflow 'bq2515x_ilim_lvl_values' 8 <= 8

# 
https://github.com/0day-ci/linux/commit/f5918978695e4e465d54f5c34f356af86874b051
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout f5918978695e4e465d54f5c34f356af86874b051
vim +/bq2515x_ilim_lvl_values +316 drivers/power/supply/bq2515x_charger.c

f5918978695e4e Dan Murphy 2020-01-08  311  static int 
bq2515x_set_ilim_lvl(struct bq2515x_device *bq2515x, int val)
f5918978695e4e Dan Murphy 2020-01-08  312  {
f5918978695e4e Dan Murphy 2020-01-08  313       int i;
f5918978695e4e Dan Murphy 2020-01-08  314  
f5918978695e4e Dan Murphy 2020-01-08  315       for (i = 0; i <= 
ARRAY_SIZE(bq2515x_ilim_lvl_values); i++) {
                                                            
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Typo.  This should be < ARRAY_SIZE().

f5918978695e4e Dan Murphy 2020-01-08 @316               if (val == 
bq2515x_ilim_lvl_values[i])
f5918978695e4e Dan Murphy 2020-01-08  317                       break;
f5918978695e4e Dan Murphy 2020-01-08  318  
f5918978695e4e Dan Murphy 2020-01-08  319               if (val > 
bq2515x_ilim_lvl_values[i - 1] &&
f5918978695e4e Dan Murphy 2020-01-08  320                   val < 
bq2515x_ilim_lvl_values[i]) {
f5918978695e4e Dan Murphy 2020-01-08  321                       if (val - 
bq2515x_ilim_lvl_values[i - 1] <
f5918978695e4e Dan Murphy 2020-01-08  322                           
bq2515x_ilim_lvl_values[i] - val) {
f5918978695e4e Dan Murphy 2020-01-08  323                               i = i - 
1;
f5918978695e4e Dan Murphy 2020-01-08  324                               break;
f5918978695e4e Dan Murphy 2020-01-08  325                       }
f5918978695e4e Dan Murphy 2020-01-08  326               }
f5918978695e4e Dan Murphy 2020-01-08  327       }
f5918978695e4e Dan Murphy 2020-01-08  328  
f5918978695e4e Dan Murphy 2020-01-08  329       return 
regmap_write(bq2515x->regmap, BQ2515X_ILIMCTRL, i);
f5918978695e4e Dan Murphy 2020-01-08  330  }

---
0-DAY kernel test infrastructure                 Open Source Technology Center
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