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regulator: axp20x: Fix reference cout leak 

[ Upstream commit e78bf6be7edaacb39778f3a89416caddfc6c6d70 ]

Decrements the reference count of device node and its child node.

Fixes: dfe7a1b058 ("regulator: AXP20x: Add support for regulators subsystem")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Link: https://lore.kernel.org/r/20210120123313.107640-1-bianpan2016@163.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Pan Bian 2021-01-20 04:33:13 -08:00 committed by Greg Kroah-Hartman
parent edf1d90251
commit 8d0c3acd03
1 changed files with 3 additions and 4 deletions
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7
drivers/regulator/axp20x-regulator.c
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@ -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) static int axp20x_regulator_parse_dt(struct platform_device *pdev)
{ {
struct device_node *np, *regulators; struct device_node *np, *regulators;
int ret; int ret = 0;
u32 dcdcfreq = 0; u32 dcdcfreq = 0;
np = of_node_get(pdev->dev.parent->of_node); 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); ret = axp20x_set_dcdc_freq(pdev, dcdcfreq);
if (ret < 0) { if (ret < 0) {
dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret); dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret);
return ret;
} }
of_node_put(regulators); 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) static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode)