If reading the register fails, return the actual error code, instead
of the uninitialized val variable;
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
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 5bdde69..f62f9df 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;
}
--
2.9.3
--
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