| Message ID | 20221004073652.568681-1-usama.anjum@collabora.com |
|---|---|
| State | New |
| Headers | show |
| Series | power: supply: remove dead code | expand |
Hi, On Tue, Oct 04, 2022 at 12:36:51PM +0500, Muhammad Usama Anjum wrote: > tmp is an unsigned variable. It can never be less than zero. Remove the > dead code. > > Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com> > --- Right, but the return value of regmap_bulk_read() should be checked instead. -- Sebastian > drivers/power/supply/rk817_charger.c | 4 ---- > 1 file changed, 4 deletions(-) > > diff --git a/drivers/power/supply/rk817_charger.c b/drivers/power/supply/rk817_charger.c > index aa4b33f1bb83..ba3f5ccaeacd 100644 > --- a/drivers/power/supply/rk817_charger.c > +++ b/drivers/power/supply/rk817_charger.c > @@ -785,8 +785,6 @@ rk817_read_or_set_full_charge_on_boot(struct rk817_charger *charger, > regmap_bulk_read(rk808->regmap, RK817_GAS_GAUGE_Q_PRES_H3, > bulk_reg, 4); > tmp = get_unaligned_be32(bulk_reg); > - if (tmp < 0) > - tmp = 0; > boot_charge_mah = ADC_TO_CHARGE_UAH(tmp, > charger->res_div) / 1000; > /* > @@ -825,8 +823,6 @@ rk817_read_or_set_full_charge_on_boot(struct rk817_charger *charger, > regmap_bulk_read(rk808->regmap, RK817_GAS_GAUGE_Q_PRES_H3, > bulk_reg, 4); > tmp = get_unaligned_be32(bulk_reg); > - if (tmp < 0) > - tmp = 0; > boot_charge_mah = ADC_TO_CHARGE_UAH(tmp, charger->res_div) / 1000; > regmap_bulk_read(rk808->regmap, RK817_GAS_GAUGE_OCV_VOL_H, > bulk_reg, 2); > -- > 2.30.2 >
diff --git a/drivers/power/supply/rk817_charger.c b/drivers/power/supply/rk817_charger.c index aa4b33f1bb83..ba3f5ccaeacd 100644 --- a/drivers/power/supply/rk817_charger.c +++ b/drivers/power/supply/rk817_charger.c @@ -785,8 +785,6 @@ rk817_read_or_set_full_charge_on_boot(struct rk817_charger *charger, regmap_bulk_read(rk808->regmap, RK817_GAS_GAUGE_Q_PRES_H3, bulk_reg, 4); tmp = get_unaligned_be32(bulk_reg); - if (tmp < 0) - tmp = 0; boot_charge_mah = ADC_TO_CHARGE_UAH(tmp, charger->res_div) / 1000; /* @@ -825,8 +823,6 @@ rk817_read_or_set_full_charge_on_boot(struct rk817_charger *charger, regmap_bulk_read(rk808->regmap, RK817_GAS_GAUGE_Q_PRES_H3, bulk_reg, 4); tmp = get_unaligned_be32(bulk_reg); - if (tmp < 0) - tmp = 0; boot_charge_mah = ADC_TO_CHARGE_UAH(tmp, charger->res_div) / 1000; regmap_bulk_read(rk808->regmap, RK817_GAS_GAUGE_OCV_VOL_H, bulk_reg, 2);
tmp is an unsigned variable. It can never be less than zero. Remove the dead code. Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com> --- drivers/power/supply/rk817_charger.c | 4 ---- 1 file changed, 4 deletions(-)