Patch "power: supply: axp288_fuel_gauge: Fix fuel_gauge_reg_readb return on error" has been added to the 4.9-stable tree

Patch "power: supply: axp288_fuel_gauge: Fix fuel_gauge_reg_readb return on error" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    power: supply: axp288_fuel_gauge: Fix fuel_gauge_reg_readb return on error

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     power-supply-axp288_fuel_gauge-fix-fuel_gauge_reg_readb-return-on-error.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From foo@baz Thu Oct  5 10:28:31 CEST 2017
From: Hans de Goede <hdegoede@redhat.com>
Date: Wed, 14 Dec 2016 17:38:50 +0100
Subject: power: supply: axp288_fuel_gauge: Fix fuel_gauge_reg_readb return on error

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/power/supply/axp288_fuel_gauge.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- 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 a
 			break;
 	}
 
-	if (ret < 0)
+	if (ret < 0) {
 		dev_err(&info->pdev->dev, "axp288 reg read err:%d\n", ret);
+		return ret;
+	}
 
 	return val;
 }


Patches currently in stable-queue which might be from hdegoede@redhat.com are

queue-4.9/iio-adc-axp288-drop-bogus-axp288_adc_ts_pin_ctrl-register-modifications.patch
queue-4.9/power-supply-axp288_fuel_gauge-fix-fuel_gauge_reg_readb-return-on-error.patch
queue-4.9/extcon-axp288-use-vbus-valid-instead-of-present-to-determine-cable-presence.patch