This is a note to let you know that I've just added the patch titled
regulator: axp20x: Fix reference cout leak
to the 5.4-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:
regulator-axp20x-fix-reference-cout-leak.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 5215abf93fe69439b914769ed4b2fb8a5b7e70b1
Author: Pan Bian <bianpan2016@xxxxxxx>
Date: Wed Jan 20 04:33:13 2021 -0800
regulator: axp20x: Fix reference cout leak
[ Upstream commit e78bf6be7edaacb39778f3a89416caddfc6c6d70 ]
Decrements the reference count of device node and its child node.
Fixes: dfe7a1b058bb ("regulator: AXP20x: Add support for regulators subsystem")
Signed-off-by: Pan Bian <bianpan2016@xxxxxxx>
Link: https://lore.kernel.org/r/20210120123313.107640-1-bianpan2016@xxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/regulator/axp20x-regulator.c b/drivers/regulator/axp20x-regulator.c
index aefc351bfed59..86a3c2dd05848 100644
--- a/drivers/regulator/axp20x-regulator.c
+++ b/drivers/regulator/axp20x-regulator.c
@@ -1072,7 +1072,7 @@ static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
static int axp20x_regulator_parse_dt(struct platform_device *pdev)
{
struct device_node *np, *regulators;
- int ret;
+ int ret = 0;
u32 dcdcfreq = 0;
np = of_node_get(pdev->dev.parent->of_node);
@@ -1087,13 +1087,12 @@ static int axp20x_regulator_parse_dt(struct platform_device *pdev)
ret = axp20x_set_dcdc_freq(pdev, dcdcfreq);
if (ret < 0) {
dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret);
- return ret;
}
-
of_node_put(regulators);
}
- return 0;
+ of_node_put(np);
+ return ret;
}
static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode)
