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Patch in this message | | | From | "Levin, Alexander (Sasha Levin)" <> | Subject | [PATCH for 4.9 15/59] power: supply: axp288_fuel_gauge: Fix fuel_gauge_reg_readb return on error | Date | Thu, 14 Sep 2017 15:51:08 +0000 |
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From: Hans de Goede <hdegoede@redhat.com>
[ 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 <hdegoede@redhat.com> Signed-off-by: Sebastian Reichel <sre@kernel.org> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> --- 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
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