From: Hans de Goede <[email protected]> [ Upstream commit 6f074bc878dc9b00c0df0bf3a8cb1d9e294cd881 ]
If reading the register fails, return the actual error code, instead of the uninitialized val variable; Signed-off-by: Hans de Goede <[email protected]> Signed-off-by: Sebastian Reichel <[email protected]> Signed-off-by: Sasha Levin <[email protected]> --- drivers/power/supply/axp288_fuel_gauge.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c index 5bdde692f724..f62f9dfea984 100644 --- a/drivers/power/supply/axp288_fuel_gauge.c +++ b/drivers/power/supply/axp288_fuel_gauge.c @@ -169,8 +169,10 @@ static int fuel_gauge_reg_readb(struct axp288_fg_info *info, int reg) break; } - if (ret < 0) + if (ret < 0) { dev_err(&info->pdev->dev, "axp288 reg read err:%d\n", ret); + return ret; + } return val; } -- 2.11.0
