| Message ID | 20210819235111.25357-1-digetx@gmail.com (mailing list archive) |
|---|---|
| State | Not Applicable, archived |
| Headers | show |
| Series | [v1] power: supply: core: Fix parsing of battery chemistry/technology | expand |
On Fri, Aug 20, 2021 at 1:51 AM Dmitry Osipenko <digetx@gmail.com> wrote: > The power_supply_get_battery_info() fails if device-chemistry property > is missing in a device-tree because error variable is propagated to the > final return of the function, fix it. > > Fixes: 4eef766b7d4d ("power: supply: core: Parse battery chemistry/technology") > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Oops, Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Yours, Linus Walleij
Hi, On Fri, Aug 20, 2021 at 03:41:56PM +0200, Linus Walleij wrote: > On Fri, Aug 20, 2021 at 1:51 AM Dmitry Osipenko <digetx@gmail.com> wrote: > > > The power_supply_get_battery_info() fails if device-chemistry property > > is missing in a device-tree because error variable is propagated to the > > final return of the function, fix it. > > > > Fixes: 4eef766b7d4d ("power: supply: core: Parse battery chemistry/technology") > > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> > > Oops, > Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Thanks, queued. -- Sebastian
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index dd62c871b2b5..0c2132c7f5d4 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -619,8 +619,7 @@ int power_supply_get_battery_info(struct power_supply *psy, * Documentation/power/power_supply_class.rst. */ - err = of_property_read_string(battery_np, "device-chemistry", &value); - if (!err) { + if (!of_property_read_string(battery_np, "device-chemistry", &value)) { if (!strcmp("nickel-cadmium", value)) info->technology = POWER_SUPPLY_TECHNOLOGY_NiCd; else if (!strcmp("nickel-metal-hydride", value))
The power_supply_get_battery_info() fails if device-chemistry property is missing in a device-tree because error variable is propagated to the final return of the function, fix it. Fixes: 4eef766b7d4d ("power: supply: core: Parse battery chemistry/technology") Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- drivers/power/supply/power_supply_core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)