Hi Dan, url: https://github.com/0day-ci/linux/commits/Dan-Murphy/dt-bindings-power-Add-the-bq25790-dt-bindings/20201008-234450 base: https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply.git for-next config: i386-randconfig-m021-20201009 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> smatch warnings: drivers/power/supply/bq25790_charger.c:170 bq25790_usb_work() warn: ignoring unreachable code. drivers/power/supply/bq25790_charger.c:624 bq25790_get_property() warn: should this be a bitwise op? vim +170 drivers/power/supply/bq25790_charger.c bc435a97ea513a3 Dan Murphy 2020-10-08 154 static void bq25790_usb_work(struct work_struct *data) bc435a97ea513a3 Dan Murphy 2020-10-08 155 { bc435a97ea513a3 Dan Murphy 2020-10-08 156 struct bq25790_device *bq = bc435a97ea513a3 Dan Murphy 2020-10-08 157 container_of(data, struct bq25790_device, usb_work); bc435a97ea513a3 Dan Murphy 2020-10-08 158 bc435a97ea513a3 Dan Murphy 2020-10-08 159 switch (bq->usb_event) { bc435a97ea513a3 Dan Murphy 2020-10-08 160 case USB_EVENT_ID: bc435a97ea513a3 Dan Murphy 2020-10-08 161 break; bc435a97ea513a3 Dan Murphy 2020-10-08 162 bc435a97ea513a3 Dan Murphy 2020-10-08 163 case USB_EVENT_NONE: bc435a97ea513a3 Dan Murphy 2020-10-08 164 power_supply_changed(bq->charger); bc435a97ea513a3 Dan Murphy 2020-10-08 165 break; bc435a97ea513a3 Dan Murphy 2020-10-08 166 } bc435a97ea513a3 Dan Murphy 2020-10-08 167 bc435a97ea513a3 Dan Murphy 2020-10-08 168 return; ^^^^^^ bc435a97ea513a3 Dan Murphy 2020-10-08 169 bc435a97ea513a3 Dan Murphy 2020-10-08 @170 dev_err(bq->dev, "Error switching to charger mode.\n"); ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Unreachable. bc435a97ea513a3 Dan Murphy 2020-10-08 171 } The bitwise warning is this: if (state.fault_1 && (BQ25790_OTG_OVP | BQ25790_VSYS_OVP)) ^^ This && should be &. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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